How to rename files?
Files in Drive can be renamed manually or automatically. In the first case, you need to select one file and choose "Rename" from the context menu or selection panel.
In the second case, you need to select multiple files and choose "Rename" from the context menu or selection panel. Then, in the pop-up window, you need to select a name template and confirm the renaming.
You can learn more about renaming files by following this link.