wifi problem

For providing diagnostic information please follow
https://help.ubuntu.com/community/WirelessTroubleshootingProcedure

vendor laptop - hp
i have installed ubuntu, at first i got wifi then i updated to ubuntu 18.04 then onwards i am not getting wifi

user@user-HP-Laptop-15-bw0xx:~$ sudo apt-get update; sudo apt-get install usbutils pciutils hwinfo grep rfkill; sudo lshw -C network; rfkill list; sudo iwlist scan | grep -Ei 'chan|ssid'; cat /etc/network/interfaces; cat /etc/lsb-release; lspci -nnk | grep -iA2 net; lsusb; nmcli nm status; sudo lshw -short; uname -a; sudo updatedb; dmesg | grep -E '02:00|80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|ireless|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|ound|p54|prism|rror|rtl|RTL|rt2|RT2|rt3|RT3|rt5|RT5|rt6|RT6|rt7|RT7|usb|witch|wl';sudo dmidecode|grep -E 'anufact|roduct|erial|elease'; iwconfig; grep -E '80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|p54|prism|rtl|rt2|rt3|rt6|rt7|wmi|witch|wl' /etc/modprobe.d/*; cat /var/lib/NetworkManager/NetworkManager.state; sudo hwinfo --netcard ; ps -aux|grep -E 'wpa|icd|etwork'; netstat -rn ; cat /etc/resolv.conf; ls -lia /boot; grep tmpfs /etc/fstab; ubuntu-support-status; sudo update-pciids; sudo update-usbids; sudo lsmod
[sudo] password for user:
Sorry, try again.
[sudo] password for user:
Sorry, try again.
[sudo] password for user:
Ign:1 http://ppa.launchpad.net/hanipouspilot/rtlwifi/ubuntu bionic InRelease
Hit:2 http://archive.canonical.com/ubuntu bionic InRelease
Hit:3 http://archive.ubuntu.com/ubuntu bionic InRelease
Hit:4 http://archive.ubuntu.com/ubuntu bionic-updates InRelease
Err:5 http://ppa.launchpad.net/hanipouspilot/rtlwifi/ubuntu bionic Release
  404 Not Found [IP: 91.189.95.83 80]
Hit:6 http://archive.ubuntu.com/ubuntu bionic-backports InRelease
Hit:7 http://archive.ubuntu.com/ubuntu bionic-security InRelease
Hit:8 http://archive.ubuntu.com/ubuntu bionic-proposed InRelease
Reading package lists... Done
E: The repository 'http://ppa.launchpad.net/hanipouspilot/rtlwifi/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
Reading package lists... Done
Building dependency tree
Reading state information... Done
grep is already the newest version (3.1-2).
pciutils is already the newest version (1:3.5.2-1ubuntu1).
usbutils is already the newest version (1:007-4build1).
rfkill is already the newest version (2.31.1-0.4ubuntu3.1).
The following additional packages will be installed:
  libhd21 libx86emu1
The following NEW packages will be installed:
  hwinfo libhd21 libx86emu1
0 upgraded, 3 newly installed, 0 to remove and 6 not upgraded.
Need to get 760 kB of archives.
After this operation, 3,292 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://archive.ubuntu.com/ubuntu bionic/universe amd64 libx86emu1 amd64 1.12-1 [48.1 kB]
Get:2 http://archive.ubuntu.com/ubuntu bionic/universe amd64 libhd21 amd64 21.52-1 [694 kB]
Get:3 http://archive.ubuntu.com/ubuntu bionic/universe amd64 hwinfo amd64 21.52-1 [18.0 kB]
Fetched 760 kB in 1s (547 kB/s)
Selecting previously unselected package libx86emu1:amd64.
(Reading database ... 167376 files and directories currently installed.)
Preparing to unpack .../libx86emu1_1.12-1_amd64.deb ...
Unpacking libx86emu1:amd64 (1.12-1) ...
Selecting previously unselected package libhd21:amd64.
Preparing to unpack .../libhd21_21.52-1_amd64.deb ...
Unpacking libhd21:amd64 (21.52-1) ...
Selecting previously unselected package hwinfo.
Preparing to unpack .../hwinfo_21.52-1_amd64.deb ...
Unpacking hwinfo (21.52-1) ...
Setting up libx86emu1:amd64 (1.12-1) ...
Processing triggers for libc-bin (2.27-3ubuntu1) ...
Processing triggers for man-db (2.8.3-2) ...
Setting up libhd21:amd64 (21.52-1) ...
Setting up hwinfo (21.52-1) ...
Processing triggers for libc-bin (2.27-3ubuntu1) ...
  *-network
       description: Ethernet interface
       product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: enp2s0
       version: 15
       serial: 10:e7:c6:7d:3a:dc
       size: 100Mbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 ip=192.168.3.106 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
       resources: irq:33 ioport:3000(size=256) memory:f0304000-f0304fff memory:f0300000-f0303fff
  *-network UNCLAIMED
       description: Network controller
       product: Realtek Semiconductor Co., Ltd.
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:03:00.0
       version: 00
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress cap_list
       configuration: latency=0
       resources: ioport:2000(size=256) memory:f1000000-f100ffff
0: hci0: Bluetooth
 Soft blocked: no
 Hard blocked: no
enp2s0 Interface doesn't support scanning.

lo Interface doesn't support scanning.

# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04 LTS"
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
 Subsystem: Hewlett-Packard Company RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [103c:8330]
 Kernel driver in use: r8169
 Kernel modules: r8169
03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. Device [10ec:d723]
 Subsystem: Hewlett-Packard Company Device [103c:8319]
 Kernel modules: wl
Bus 001 Device 004: ID 0bda:b009 Realtek Semiconductor Corp.
Bus 001 Device 003: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
Bus 001 Device 002: ID 0438:7900 Advanced Micro Devices, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 002: ID 1bcf:2c9b Sunplus Innovation Technology Inc.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Error: argument 'nm' not understood. Try passing --help instead.
H/W path Device Class Description
=================================================
                          system HP Laptop 15-bw0xx (2EY92PA#ACJ)
/0 bus 8330
/0/0 memory 128KiB BIOS
/0/4 processor AMD A9-9420 RADEON R5, 5 COMPUTE CORES 2C+
/0/4/5 memory 160KiB L1 cache
/0/4/6 memory 1MiB L2 cache
/0/20 memory 4GiB System Memory
/0/20/0 memory SODIMM DDR Synchronous [empty]
/0/20/1 memory 4GiB SODIMM DDR4 Synchronous Unbuffered (U
/0/100 bridge Advanced Micro Devices, Inc. [AMD]
/0/100/0.2 generic Advanced Micro Devices, Inc. [AMD]
/0/100/1 display Advanced Micro Devices, Inc. [AMD/ATI]
/0/100/1.1 multimedia Advanced Micro Devices, Inc. [AMD/ATI]
/0/100/2.1 bridge Advanced Micro Devices, Inc. [AMD]
/0/100/2.2 bridge Advanced Micro Devices, Inc. [AMD]
/0/100/2.2/0 enp2s0 network RTL8111/8168/8411 PCI Express Gigabit Ethe
/0/100/2.4 bridge Advanced Micro Devices, Inc. [AMD]
/0/100/2.4/0 network Realtek Semiconductor Co., Ltd.
/0/100/8 generic Advanced Micro Devices, Inc. [AMD]
/0/100/9.2 multimedia Advanced Micro Devices, Inc. [AMD]
/0/100/10 bus FCH USB XHCI Controller
/0/100/11 storage FCH SATA Controller [AHCI mode]
/0/100/12 bus FCH USB EHCI Controller
/0/100/14 bus FCH SMBus Controller
/0/100/14.3 bridge FCH LPC Bridge
/0/101 bridge Advanced Micro Devices, Inc. [AMD]
/0/102 bridge Advanced Micro Devices, Inc. [AMD]
/0/103 bridge Advanced Micro Devices, Inc. [AMD]
/0/104 bridge Advanced Micro Devices, Inc. [AMD]
/0/105 bridge Advanced Micro Devices, Inc. [AMD]
/0/106 bridge Advanced Micro Devices, Inc. [AMD]
/0/107 bridge Advanced Micro Devices, Inc. [AMD]
/0/108 bridge Advanced Micro Devices, Inc. [AMD]
/0/109 bridge Advanced Micro Devices, Inc. [AMD]
/0/1 scsi0 storage
/0/1/0.0.0 /dev/sda disk 1TB WDC WD10JPVX-60J
/0/1/0.0.0/1 volume 511MiB Windows FAT volume
/0/1/0.0.0/2 /dev/sda2 volume 931GiB EXT4 volume
/0/2 scsi1 storage
/0/2/0.0.0 /dev/cdrom disk DVDRW GUE1N
/1 power JC04041
Linux user-HP-Laptop-15-bw0xx 4.15.0-21-generic #22-Ubuntu SMP Tue May 1 13:26:51 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
[ 0.000000] BRK [0x39b43000, 0x39b43fff] PGTABLE
[ 0.000000] No NUMA configuration found
[ 0.000000] APIC: Switch to symmetric I/O mode setup
[ 0.034079] [Firmware Bug]: cpu 0, invalid threshold interrupt offset 1 for bank 4, block 0 (MSR00000413=0xd000000001000000)
[ 0.056001] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ 0.196774] ACPI Error: [WLVD] Namespace lookup failure, AE_NOT_FOUND (20170831/psargs-364)
               Initialized Local Variables for Method [_STA]:
[ 0.196787] No Arguments are initialized for method [_STA]
[ 0.196789] ACPI Error: Method parse/execution failed \_SB.WLBU._STA, AE_NOT_FOUND (20170831/psparse-550)
[ 0.196849] ACPI Error: [WLVD] Namespace lookup failure, AE_NOT_FOUND (20170831/psargs-364)
               Initialized Local Variables for Method [_STA]:
[ 0.196858] No Arguments are initialized for method [_STA]
[ 0.196859] ACPI Error: Method parse/execution failed \_SB.WLBU._STA, AE_NOT_FOUND (20170831/psparse-550)
[ 0.199239] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
[ 0.205065] pci 0000:02:00.0: [10ec:8168] type 00 class 0x020000
[ 0.205095] pci 0000:02:00.0: reg 0x10: [io 0x3000-0x30ff]
[ 0.205121] pci 0000:02:00.0: reg 0x18: [mem 0xf0304000-0xf0304fff 64bit]
[ 0.205139] pci 0000:02:00.0: reg 0x20: [mem 0xf0300000-0xf0303fff 64bit]
[ 0.205230] pci 0000:02:00.0: supports D1 D2
[ 0.205231] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.293872] ACPI Error: [WLVD] Namespace lookup failure, AE_NOT_FOUND (20170831/psargs-364)
               Initialized Local Variables for Method [_STA]:
[ 0.293881] Local0: 000000002878fb43 <Obj> Integer 0000000000000000
[ 0.293886] No Arguments are initialized for method [_STA]
[ 0.293888] ACPI Error: Method parse/execution failed \_SB.WLBU._STA, AE_NOT_FOUND (20170831/psparse-550)
[ 0.294567] usbcore: registered new interface driver usbfs
[ 0.294567] usbcore: registered new interface driver hub
[ 0.294567] usbcore: registered new device driver usb
[ 0.310075] clocksource: Switched to clocksource hpet
[ 0.385451] ACPI Error: [WLVD] Namespace lookup failure, AE_NOT_FOUND (20170831/psargs-364)
               Initialized Local Variables for Method [_STA]:
[ 0.385468] No Arguments are initialized for method [_STA]
[ 0.385470] ACPI Error: Method parse/execution failed \_SB.WLBU._STA, AE_NOT_FOUND (20170831/psparse-550)
[ 0.385686] pnp: PnP ACPI: found 6 devices
[ 1.106327] iommu: Adding device 0000:02:00.0 to group 1
[ 1.106894] AMD-Vi: Found IOMMU at 0000:00:00.2 cap 0x40
[ 1.113234] Console: switching to colour frame buffer device 170x48
[ 1.113694] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input1
[ 1.113702] ACPI: Lid Switch [LID]
[ 1.132308] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.132310] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.132311] usb usb1: Product: EHCI Host Controller
[ 1.132312] usb usb1: Manufacturer: Linux 4.15.0-21-generic ehci_hcd
[ 1.132313] usb usb1: SerialNumber: 0000:00:12.0
[ 1.132464] hub 1-0:1.0: USB hub found
[ 1.133258] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.133259] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.133260] usb usb2: Product: xHCI Host Controller
[ 1.133261] usb usb2: Manufacturer: Linux 4.15.0-21-generic xhci-hcd
[ 1.133262] usb usb2: SerialNumber: 0000:00:10.0
[ 1.133353] hub 2-0:1.0: USB hub found
[ 1.139931] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.
[ 1.139947] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003
[ 1.139948] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.139949] usb usb3: Product: xHCI Host Controller
[ 1.139950] usb usb3: Manufacturer: Linux 4.15.0-21-generic xhci-hcd
[ 1.139951] usb usb3: SerialNumber: 0000:00:10.0
[ 1.140039] hub 3-0:1.0: USB hub found
[ 1.184671] RAS: Correctable Errors collector initialized.
[ 1.190616] Loaded UEFI:db cert 'Hewlett-Packard Company: HP UEFI Secure Boot 2013 DB key: 1d7cf2c2b92673f69c8ee1ec7063967ab9b62bec' linked to secondary sys keyring
[ 1.199873] ima: No TPM chip found, activating TPM-bypass! (rc=-19)
[ 1.200815] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 1.250623] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[ 1.324387] cmi: probe of SMB0001:00 failed with error -5
[ 1.341207] wmi_bus wmi_bus-PNP0C14:00: WQBJ data block query control method not found
[ 1.347431] r8169 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 1.358918] r8169 0000:02:00.0 eth0: RTL8168h/8111h at 0x00000000decfd655, 10:e7:c6:7d:3a:dc, XID 14100800 IRQ 33
[ 1.358921] r8169 0000:02:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[ 1.410642] r8169 0000:02:00.0 enp2s0: renamed from eth0
[ 1.462852] Found CRAT image with size=744
[ 1.462857] Found CU entry in CRAT table with proximity_domain=0 caps=0
[ 1.462858] Found CU entry in CRAT table with proximity_domain=0 caps=0
[ 1.462860] Found memory entry in CRAT table with proximity_domain=0
[ 1.462861] Found cache entry in CRAT table with processor_id=16
[ 1.462862] Found cache entry in CRAT table with processor_id=16
[ 1.462862] Found cache entry in CRAT table with processor_id=16
[ 1.462863] Found cache entry in CRAT table with processor_id=17
[ 1.462863] Found TLB entry in CRAT table (not processing)
[ 1.462863] Found TLB entry in CRAT table (not processing)
[ 1.462864] Found TLB entry in CRAT table (not processing)
[ 1.462864] Found TLB entry in CRAT table (not processing)
[ 1.462865] Found TLB entry in CRAT table (not processing)
[ 1.463112] fb: switching to amdgpudrmfb from EFI VGA
[ 1.463251] Console: switching to colour dummy device 80x25
[ 1.465803] [drm] Found UVD firmware Version: 1.38 Family ID: 15
[ 1.466129] [drm] Found VCE firmware Version: 52.0 Binary ID: 3
[ 1.492684] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 1.492711] usb 2-1: new high-speed USB device number 2 using xhci_hcd
[ 1.648824] usb 1-1: New USB device found, idVendor=0438, idProduct=7900
[ 1.648826] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.649101] hub 1-1:1.0: USB hub found
[ 1.652098] usb 2-1: New USB device found, idVendor=1bcf, idProduct=2c9b
[ 1.652101] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.652102] usb 2-1: Product: HP TrueVision HD Camera
[ 1.652104] usb 2-1: Manufacturer: DGENB019IA7LTQ
[ 1.936216] usb 1-1.1: new low-speed USB device number 3 using ehci-pci
[ 2.049398] usb 1-1.1: New USB device found, idVendor=093a, idProduct=2510
[ 2.049400] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2.049402] usb 1-1.1: Product: USB Optical Mouse
[ 2.049403] usb 1-1.1: Manufacturer: PixArt
[ 2.057735] usbcore: registered new interface driver usbhid
[ 2.057738] usbhid: USB HID core driver
[ 2.060496] input: PixArt USB Optical Mouse as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/0003:093A:2510.0001/input/input7
[ 2.060601] hid-generic 0003:093A:2510.0001: input,hidraw0: USB HID v1.11 Mouse [PixArt USB Optical Mouse] on usb-0000:00:12.0-1.1/input0
[ 2.128302] usb 1-1.4: new full-speed USB device number 4 using ehci-pci
[ 2.237738] usb 1-1.4: New USB device found, idVendor=0bda, idProduct=b009
[ 2.237740] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.237741] usb 1-1.4: Product: 802.11n WLAN Adapter
[ 2.237743] usb 1-1.4: Manufacturer: Realtek
[ 2.237743] usb 1-1.4: SerialNumber: 00e04c000001
[ 3.708866] clocksource: Switched to clocksource tsc
[ 4.350216] Console: switching to colour frame buffer device 170x48
[ 8.691572] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro
[ 8.996622] lp: driver loaded but no devices found
[ 18.757284] input: HP Wireless hotkeys as /devices/virtual/input/input8
[ 18.855900] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 18.860933] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 18.877554] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[ 18.877559] cfg80211: failed to load regulatory.db
[ 18.932342] usbcore: registered new interface driver btusb
[ 18.937335] Bluetooth: hci0: rtl: examining hci_ver=08 hci_rev=000d lmp_ver=08 lmp_subver=8723
[ 18.937338] Bluetooth: hci0: rtl: loading rtl_bt/rtl8723b_config.bin
[ 19.020763] bluetooth hci0: Direct firmware load for rtl_bt/rtl8723b_config.bin failed with error -2
[ 19.020769] Bluetooth: hci0: rtl: loading rtl_bt/rtl8723b_fw.bin
[ 19.078823] input: HDA ATI HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:01.1/sound/card0/input10
[ 19.128713] input: HD-Audio Generic Mic as /devices/pci0000:00/0000:00:09.2/sound/card1/input11
[ 19.128772] input: HD-Audio Generic Headphone as /devices/pci0000:00/0000:00:09.2/sound/card1/input12
[ 19.217295] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (1bcf:2c9b)
[ 19.225737] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:10.0/usb2/2-1/2-1:1.0/input/input13
[ 19.225807] usbcore: registered new interface driver uvcvideo
[ 19.672521] hp_wmi: query 0xd returned error 0x5
[ 25.723060] r8169 0000:02:00.0 enp2s0: link down
[ 25.723061] r8169 0000:02:00.0 enp2s0: link down
[ 28.788147] r8169 0000:02:00.0 enp2s0: link up
 Release Date: 11/17/2017
 Manufacturer: HP
 Product Name: HP Laptop 15-bw0xx
 Version: Type1ProductConfigId
 Serial Number: CND8072P5C
 Manufacturer: HP
 Product Name: 8330
 Serial Number: PGNFDL41UAHQHL
 Manufacturer: HP
 Serial Number: Chassis Serial Number
 Manufacturer: Advanced Micro Devices, Inc.
 Serial Number: Unknown
 Manufacturer: Empty
 Serial Number: Empty
 Manufacturer: Micron Technology
 Serial Number: 1AC8F2B8
 Manufacturer: 131-22-6E
 Manufacture Date: <null string>
 Serial Number: <null string>
enp2s0 no wireless extensions.

lo no wireless extensions.

/etc/modprobe.d/alsa-base.conf:install snd-rawmidi /sbin/modprobe --ignore-install snd-rawmidi $CMDLINE_OPTS && { /sbin/modprobe --quiet --use-blacklist snd-seq-midi ; : ; }
/etc/modprobe.d/blacklist-ath_pci.conf:# which ath5k cannot recover. To prevent this condition, stop
/etc/modprobe.d/blacklist-ath_pci.conf:blacklist ath_pci
/etc/modprobe.d/blacklist-bcm43.conf:# Warning: This file is autogenerated by bcmwl. All changes to this file will be lost.
/etc/modprobe.d/blacklist-bcm43.conf:blacklist b43
/etc/modprobe.d/blacklist-bcm43.conf:blacklist b43legacy
/etc/modprobe.d/blacklist-bcm43.conf:blacklist bcm43xx
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcm80211
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcmfmac
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcmsmac
/etc/modprobe.d/blacklist-bcm43.conf:blacklist bcma
/etc/modprobe.d/blacklist.conf:blacklist eth1394
/etc/modprobe.d/blacklist.conf:# replaced by p54pci
/etc/modprobe.d/blacklist.conf:blacklist prism54
/etc/modprobe.d/blacklist.conf:# replaced by b43 and ssb.
/etc/modprobe.d/blacklist.conf:blacklist bcm43xx
/etc/modprobe.d/blacklist-oss.conf:blacklist uart6850
/etc/modprobe.d/iwlwifi.conf:# /etc/modprobe.d/iwlwifi.conf
/etc/modprobe.d/iwlwifi.conf:# iwlwifi will dyamically load either iwldvm or iwlmvm depending on the
/etc/modprobe.d/iwlwifi.conf:# microcode file installed on the system. When removing iwlwifi, first
/etc/modprobe.d/iwlwifi.conf:# remove the iwl?vm module and then iwlwifi.
/etc/modprobe.d/iwlwifi.conf:remove iwlwifi \
/etc/modprobe.d/iwlwifi.conf:(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
/etc/modprobe.d/iwlwifi.conf:&& /sbin/modprobe -r mac80211
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
23: PCI 300.0: 0280 Network controller
  [Created at pci.378]
  Unique ID: svHJ.qRNrg88_gN6
  Parent ID: Rtk9.GdSkmObqEO1
  SysFS ID: /devices/pci0000:00/0000:00:02.4/0000:03:00.0
  SysFS BusID: 0000:03:00.0
  Hardware Class: network
  Model: "Realtek Network controller"
  Vendor: pci 0x10ec "Realtek Semiconductor Co., Ltd."
  Device: pci 0xd723
  SubVendor: pci 0x103c "Hewlett-Packard Company"
  SubDevice: pci 0x8319
  I/O Ports: 0x2000-0x2fff (rw)
  Memory Range: 0xf1000000-0xf100ffff (rw,non-prefetchable)
  IRQ: 255 (no events)
  Module Alias: "pci:v000010ECd0000D723sv0000103Csd00008319bc02sc80i00"
  Driver Info #0:
    Driver Status: wl is not active
    Driver Activation Cmd: "modprobe wl"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #15 (PCI bridge)

29: PCI 200.0: 0200 Ethernet controller
  [Created at pci.378]
  Unique ID: c3qJ.+JD6e28I2W6
  Parent ID: jDmU.GdSkmObqEO1
  SysFS ID: /devices/pci0000:00/0000:00:02.2/0000:02:00.0
  SysFS BusID: 0000:02:00.0
  Hardware Class: network
  Model: "Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller"
  Vendor: pci 0x10ec "Realtek Semiconductor Co., Ltd."
  Device: pci 0x8168 "RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller"
  SubVendor: pci 0x103c "Hewlett-Packard Company"
  SubDevice: pci 0x8330
  Revision: 0x15
  Driver: "r8169"
  Driver Modules: "r8169"
  Device File: enp2s0
  I/O Ports: 0x3000-0x3fff (rw)
  Memory Range: 0xf0304000-0xf0304fff (rw,non-prefetchable)
  Memory Range: 0xf0300000-0xf0303fff (rw,non-prefetchable)
  IRQ: 33 (80760 events)
  HW Address: 10:e7:c6:7d:3a:dc
  Permanent HW Address: 10:e7:c6:7d:3a:dc
  Link detected: yes
  Module Alias: "pci:v000010ECd00008168sv0000103Csd00008330bc02sc00i00"
  Driver Info #0:
    Driver Status: r8169 is active
    Driver Activation Cmd: "modprobe r8169"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #18 (PCI bridge)
root 683 0.0 0.0 44752 2888 ? Ss 10:55 0:00 /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant
root 695 0.0 0.4 506452 18488 ? Ssl 10:55 0:00 /usr/sbin/NetworkManager --no-daemon
root 701 0.0 0.4 177624 17052 ? Ssl 10:55 0:00 /usr/bin/python3 /usr/bin/networkd-dispatcher
root 844 0.0 0.1 25656 6076 ? S 10:55 0:00 /sbin/dhclient -d -q -sf /usr/lib/NetworkManager/nm-dhcp-helper -pf /run/dhclient-enp2s0.pid -lf /var/lib/NetworkManager/dhclient-194d06fa-60b6-32cb-86e2-f86d93f68615-enp2s0.lease -cf /var/lib/NetworkManager/dhclient-enp2s0.conf enp2s0
user 2478 0.0 0.1 298152 7152 ? Ssl 10:56 0:00 /usr/lib/glib-networking//glib-pacrunner
user 2511 0.0 1.1 102860800 45148 tty1 SLl+ 10:56 0:00 /usr/lib/x86_64-linux-gnu/webkit2gtk-4.0/WebKitNetworkProcess 2 17
user 3707 0.0 0.0 21536 1088 pts/0 S+ 11:05 0:00 grep --color=auto -E wpa|icd|etwork
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
0.0.0.0 192.168.3.1 0.0.0.0 UG 0 0 0 enp2s0
192.168.3.0 0.0.0.0 255.255.255.0 U 0 0 0 enp2s0
# This file is managed by man:systemd-resolved(8). Do not edit.
#
# This is a dynamic resolv.conf file for connecting local clients to the
# internal DNS stub resolver of systemd-resolved. This file lists all
# configured search domains.
#
# Run "systemd-resolve --status" to see details about the uplink DNS servers
# currently in use.
#
# Third party programs must not access this file directly, but only through the
# symlink at /etc/resolv.conf. To manage man:resolv.conf(5) in a different way,
# replace this symlink by a static file or a different symlink.
#
# See man:systemd-resolved.service(8) for details about the supported modes of
# operation for /etc/resolv.conf.

nameserver 127.0.0.53
total 132960
56623105 drwxr-xr-x 4 root root 4096 May 18 18:10 .
       2 drwxr-xr-x 24 root root 4096 May 8 20:20 ..
56623109 -rw-r--r-- 1 root root 1536934 Apr 24 10:26 abi-4.15.0-20-generic
56623397 -rw-r--r-- 1 root root 1536934 Apr 30 23:28 abi-4.15.0-21-generic
56623110 -rw-r--r-- 1 root root 216807 Apr 24 10:26 config-4.15.0-20-generic
56623398 -rw-r--r-- 1 root root 216807 Apr 30 23:28 config-4.15.0-21-generic
       1 drwx------ 3 root root 4096 Jan 1 1970 efi
56623107 drwxr-xr-x 5 root root 4096 May 15 12:17 grub
56623118 -rw-r--r-- 1 root root 53734156 May 8 12:41 initrd.img-4.15.0-20-generic
56623402 -rw-r--r-- 1 root root 53745461 May 18 18:10 initrd.img-4.15.0-21-generic
56623111 -rw-r--r-- 1 root root 182704 Jan 28 2016 memtest86+.bin
56623112 -rw-r--r-- 1 root root 184380 Jan 28 2016 memtest86+.elf
56623113 -rw-r--r-- 1 root root 184840 Jan 28 2016 memtest86+_multiboot.bin
56623114 -rw-r--r-- 1 root root 0 Apr 24 10:26 retpoline-4.15.0-20-generic
56623399 -rw-r--r-- 1 root root 0 Apr 30 23:28 retpoline-4.15.0-21-generic
56623108 -rw------- 1 root root 4038188 Apr 24 10:26 System.map-4.15.0-20-generic
56623396 -rw------- 1 root root 4038188 Apr 30 23:28 System.map-4.15.0-21-generic
56623117 -rw-r--r-- 1 root root 8249080 May 8 16:59 vmlinuz-4.15.0-20-generic
56623400 -rw------- 1 root root 8249080 May 1 01:01 vmlinuz-4.15.0-21-generic
Support status summary of 'user-HP-Laptop-15-bw0xx':

You have 1603 packages (99.4%) supported until April 2023 (Canonical - 5y)

You have 0 packages (0.0%) that can not/no-longer be downloaded
You have 10 packages (0.6%) that are unsupported

Run with --show-unsupported, --show-supported or --show-all to see more details
Downloaded daily snapshot dated 2018-05-17 03:15:01
--2018-05-19 11:05:55-- http://www.linux-usb.org/usb.ids
Resolving www.linux-usb.org (www.linux-usb.org)... 216.105.38.10
Connecting to www.linux-usb.org (www.linux-usb.org)|216.105.38.10|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 597009 (583K) [text/plain]
Saving to: ‘/var/lib/usbutils/usb.ids.new’

/var/lib/usbutils/u 100%[===================>] 583.02K 427KB/s in 1.4s

2018-05-19 11:05:57 (427 KB/s) - ‘/var/lib/usbutils/usb.ids.new’ saved [597009/597009]

Done.
Module Size Used by
bnep 20480 2
nls_iso8859_1 16384 1
uvcvideo 86016 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
edac_mce_amd 28672 0
videodev 184320 3 uvcvideo,videobuf2_core,videobuf2_v4l2
media 40960 2 uvcvideo,videodev
kvm 593920 0
irqbypass 16384 1 kvm
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
pcbc 16384 0
snd_hda_codec_realtek 102400 1
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 49152 1
snd_hda_intel 40960 4
aesni_intel 188416 0
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
aes_x86_64 20480 1 aesni_intel
crypto_simd 16384 1 aesni_intel
glue_helper 16384 1 aesni_intel
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 4 snd_hda_intel,snd_hda_codec,snd_hda_core,snd_hda_codec_hdmi
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
hp_wmi 16384 0
sparse_keymap 16384 1 hp_wmi
input_leds 16384 0
joydev 24576 0
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
wmi_bmof 16384 0
serio_raw 16384 0
btusb 45056 0
fam15h_power 16384 0
btrtl 16384 1 btusb
btbcm 16384 1 btusb
btintel 16384 1 btusb
bluetooth 548864 12 btrtl,btintel,bnep,btbcm,btusb
ecdh_generic 24576 1 bluetooth
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 19 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_pcm
cfg80211 622592 0
shpchp 36864 0
soundcore 16384 1 snd
hp_wireless 16384 0
mac_hid 16384 0
sch_fq_codel 20480 2
parport_pc 36864 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
ip_tables 28672 0
x_tables 40960 1 ip_tables
autofs4 40960 2
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
amdkfd 180224 1
amd_iommu_v2 20480 1 amdkfd
amdgpu 2703360 18
chash 16384 1 amdgpu
i2c_algo_bit 16384 1 amdgpu
ttm 106496 1 amdgpu
drm_kms_helper 167936 1 amdgpu
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
psmouse 147456 0
i2c_piix4 24576 0
ahci 36864 2
libahci 32768 1 ahci
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
r8169 86016 0
mii 16384 1 r8169
drm 401408 7 amdgpu,ttm,drm_kms_helper
wmi 24576 2 wmi_bmof,hp_wmi
i2c_scmi 16384 0
video 40960 0

please help me as soon as possible

Hello

Can you help me as soon as possible

When i take wifi in my ubuntu 18 .04 , it shows "no wifi adapter found"

I am working on 3 days on this issue , please help

The first two blocks of commands in https://askubuntu.com/a/989152 might help.

Another source of a driver that is supposed to work with your device is listed at https://askubuntu.com/a/1018851