The flash file for the Samsung Galaxy Tab S7 FE SM-T737 is necessary when you want to perform any of the following software-related tasks:

Upgrade/Update your Samsung Galaxy phone’s firmware.
Reinstall the stock ROM that was officially installed.
Unroot your Samsung Android device.
Fix software issues that cause your device OS(Operating System) and apps to hang or misbehave.
Fix unknown baseband error.
Fix Samsung devices that are in a boot loop like hanging on the Samsung logo or rebooting continually.
Use the firmware for Android development purposes.
Remove malware, virus, and spyware from your Samsung device and more.

for more information visit https://naijatechguide.net/samsung-galaxy-tab-s7-fe-sm-t737-firmware/