So I've been getting this error:E: The repository ' focal 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.

Can someone please help? Oh, I'm on ubuntu 20.04

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1 Answer

sudo nano /etc/apt/sources.list

Find this line.

deb focal Release

Comment it (change that line with this line)

# deb focal Release

save the file by pressing ctrl+O press enter. exit with ctrl+x

now run

sudo apt-get update

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