I tried every troubleshooting step, including reinstalling WhatsApp. However, during the reinstallation, the restore process got stuck. I then tried restoring the same backup on another Android device, where both the backup and restore worked perfect...
Facing same issue after installing the July One UI 8.5 update, my Galaxy S25 Ultra has been experiencing significant battery drain and overheating because WhatsApp backup gets stuck and never completes. This issue wasn't present before the update.