Android Data Recovery can be a good helper here. It is a professional software designed to restore the Samsung data that are wrongly deleted or accidentally damaged. It can help you to retrieve the files on Samsung device like contacts, text messages, call histories, music, photos, videos, audios or other data without any hassle.
Can't believe it? It doesn't matter! You can download the free trial of this software at first and then try to restore the wanted data by going with the following tutorial to see whether it works.
Step 1 Connect Samsung Galaxy S9/S9+ to computer
Download, install and launch Android Data Recovery on your PC or Mac. Connect Samsung Galaxy S9/S9+ to computer via a USB cable.
Step 2 Allow USB Debugging
Allow USB debugging. Be sure that you've allowed USB debugging on your Samsung Galaxy S9/S9+ so that the device can be detected by the Android data Recovery.
Step 3 Choose videos type for Samsung recovery
After the device connection, an interface will show to let you select file type for recovery. To recover deleted videos from Samsung Galaxy S9/S9+ Pro, select Samsung Galaxy S9/S9+ option. Click the "Next" button at the button-right corner to move on.
Step 4 Allow Android Data Recovery to scan data
Your Samsung phone should show you a dialogue requiring whether to give the privilege to Android Videos Recovery or not. Press Allow/Grant/Authorize button. Then Android Data Recovery will manage to access your videos.
Step 5 Preview and recover Samsung Galaxy videos
Android Data Recovery will soon scan your Samsung Galaxy data. Quickly, you can see all your selected files will be classified in order. You can view the Videos items in the main interface, Choose the ones and click the Recover button for Samsung Galaxy videos recover.