Ubuntu: How to Fix “Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg)”
To resolve this issue, we have to export GPG key from deprecated keyring. Get list of existing keys $ sudo apt-key list Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)). /etc/apt/trusted.gpg ——————– pub rsa4096 2017-05-08 [SCEA] 1EDD E2CD FC02 5D17 F6DA 9EC0 ADAE 6AD2 8A8F 901A uid [ unknown] Sublime HQ…