Originally Posted by
matthenny I update my z10 stl100-1 with the official release.....of OS 10.2.1.1925....after the update..i was unable to install apk files through my file manager or snap...it shows my endless processing..sideloading bar files no more work..instead freeze the phone..also I downloaded some apps from the app world but they refused working...e.g badoo...also I turned ON install apps from other sources from settings but... my apk files wont still install.... help me please..the phone seems useless..i have wiped it several times but it wont still install