Edit web part in Modern experience
The Edit operation is also available as a web part. On modern pages it is called Virto Multiple File Edit and is in the Virto Solutions group. Add it to the page and choose the library and view as described in Adding Upload as a web part: Configure Web Part → Select List, Select View → Save.
In the configured web part, select the files, select the checkbox of each property you want to change, enter the value and click Apply, or Apply and close. For details, see Working with Edit.