Samsung Galaxy mobiles running One UI 6.1.1 block the loading of unauthorized apps by default.
Both of the new Z-mobiles from Samsung have this activated as standard
Mao. are the Galaxy Z Fold6 and Flip6 the first mobiles to be delivered with the ban as standard, if you do not deactivate the option when you set up the mobile for the first time.
The function is called “Auto Blocker,” and blocks the following:
For all other Galaxy models that have installed 6.1.1, luckily there is a way to remove the restriction from settings, security and privacy and find "Automatic blocking" a little further down the page. Press the text to retrieve information about what is blocked with the corresponding button to deactivate the security functions.
Users with the new One UI can also activate Max Protection which does this: