Flashing custom files involves risks. Proceed at your own risk. I am not responsible for data loss, bricked devices, or thermonuclear war.
Always back up your current system before flashing any .zip file. Official Gapps For Android 4.1.1 Jellybean Flashable.zip
While many of the original hosting sites like goo.im are no longer active, here are the well-known Gapps packages for Android 4.1.1 with their original filenames: Flashing custom files involves risks
Note: Do not reboot your device yet once the ROM finishes installing. Step 5: Flash the Official GApps .zip Package Always back up your current system before flashing any
Turn off your phone and boot into recovery mode (usually by holding Volume Down + Power or Volume Up + Power ). Install/Flash: Select "Install zip from sdcard" or "Install" in TWRP. Choose the GApps zip file you downloaded. Confirm the installation.
You must have a custom recovery framework installed, such as Team Win Recovery Project (TWRP) or ClockworkMod (CWM) Recovery.