install Arm GNU Toolchain in ubuntu

Asked by Zachary

really wanna ask where to put the tool chain downloaded on the website in ubuntu because it doesn't work when putting the zip on desktop(sorry i am a freshman).
Err:6 focal Release
  404 Not Found [IP: 80]
Err:8 focal Release
  404 Not Found [IP: 80]
E: The repository ' focal Release' does not have a Release file.

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GNU Arm Embedded Toolchain Edit question
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Manfred Hampl (m-hampl) said :

Don't create a second question, if you have already another one open.

In case that you have prematurely closed your other question document, then you can easily re-open it by pressing the appropriate button near the bottom of the document.

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Zachary (zach123456789) said :

Problem solved