The issue of OneDrive continuously showing the message "Looking for changes" is usually caused by hiccups in the synchronization process. You should be able to dismiss the message by unlinking then relinking your account. Alternatively, it won't hurt to consider deleting empty and temporary files, running the Windows Store Apps troubleshooter, resetting OneDrive, uninstalling and reinstalling OneDrive, ... For more information on the fixes, please take a look at our video.