Maybe you mean timeshift ?
If so, it has been recently replaced by snapper, doing basically the same. No need for details now. This tools can be reached with the Garuda assistant.
So probably latte dock crashed for you.
Check here a few hints to reset it or start it. If you succeed but the problem persists, check in the forum, there are many topics about how to properly autostart latte.
Better to provide the output from terminal of inxi -Faz as text, formatted with ~~~ before and after the text block.
?