Magic Mouse not responding after macOS 27.0.1 update

MacBook Pro serial number: F4***WC0

Update: 27.0.1 (26A434)

The Magic Mouse (model A3204) shows as connected and its battery level is visible, but it does not respond to movement. This issue began after updating from macOS version 26 to version 27.0.1.

[Edited by Moderator]