Unable to update. Signatures not trust

[znanio]

That Pacman-manager update-log:

Preparing...
Synchronizing package databases...
Refreshing core.db...
Refreshing extra.db...
Refreshing community.db...
Refreshing core.files...
Refreshing extra.files...
Refreshing community.files...
Resolving dependencies...
Checking inter-conflicts...
Warning: dependency cycle detected:
Warning: qt6-multimedia-ffmpeg will be installed before its qt6-multimedia dependency
Resolving dependencies...
Checking inter-conflicts...
Download of manjaro-arm-keyring (20240211-2) started
Download of manjaro-arm-keyring (20240211-2) finished
Checking keyring...
Checking integrity...
Loading packages files...
Checking file conflicts...
Checking available disk space...
Upgrading manjaro-arm-keyring (20220210-1 -> 20240211-2)...
==> Appending keys from manjaro-arm.gpg...
gpg: error reading key: No public key
Error while configuring manjaro-arm-keyring
==> Disabling revoked keys in keyring...
  -> Disabled 1 keys.
==> Updating trust database...
gpg: next trustdb check due at 2024-04-10
Resolving dependencies...
Checking inter-conflicts...
Download of inxi (3.3.33.1-1) started
Download of linux (6.6.7-1) started
Download of inxi (3.3.33.1-1) finished
Download of linux-headers (6.6.7-1) started
Download of linux-headers (6.6.7-1) finished
Download of linux (6.6.7-1) finished
Checking keyring...
Checking integrity...
Error: linux: signature from "Furkan Kardame <furkan@fkardame.com>" is unknown trust
Error: linux-headers: signature from "Furkan Kardame <furkan@fkardame.com>" is unknown trust
Removing invalid files and retrying...
Resolving dependencies...
Checking inter-conflicts...
Resolving dependencies...
Checking inter-conflicts...
Checking keyring...
Checking integrity...
Loading packages files...
Checking file conflicts...
Checking available disk space...
Reinstalling manjaro-arm-keyring (20240211-2)...
==> Appending keys from manjaro-arm.gpg...
gpg: error reading key: No public key
Error while configuring manjaro-arm-keyring
==> Disabling revoked keys in keyring...
  -> Disabled 1 keys.
==> Updating trust database...
gpg: next trustdb check due at 2024-04-10
Resolving dependencies...
Checking inter-conflicts...
Download of linux (6.6.7-1) started
Download of linux-headers (6.6.7-1) started
Download of linux-headers (6.6.7-1) finished
Download of linux (6.6.7-1) finished
Checking keyring...
Checking integrity...
Error: linux: signature from "Furkan Kardame <furkan@fkardame.com>" is unknown trust
Error: linux-headers: signature from "Furkan Kardame <furkan@fkardame.com>" is unknown trust
Failed to commit transaction:
invalid or corrupted package:

What i must do?

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Moderator edit: In the future, please use proper formatting: [HowTo] Post command output and file content as formatted text

[Mirdarthos]

Hi @znanio,

I think look here:

[HowTo] Work around gpg verification issue on left behind systems

Difficulty: ★☆☆☆☆ This script is the result of people here in the forum having problems with Manjaro installations that haven’t been updated for more than 2 months or booting an old ISO plus installing it which is older than 2 months. I was a bit tired of explaining how to solve that issue and created a script, which does the job. The Script The Script has now 3 Methods: Method 1 - Basic Remove lock files of pamac and pacman Refresh Package Database Populate local keyrings to the GnuPG Dat…

[Aragorn]

@znanio

Refreshing community.db…

You have unattended .pacnew files. The community repository was dropped 8 months ago. Please see…

System Maintenance — Arch Wiki

[philm]

That key is indeed expired. Manjaro ARM Team is looking into it. @spikerguy

[znanio]

Thanks. Script proposed in that topic made good

link to that script:

megavolt/random-scripts