have been released for Android 2.3.5 in over a decade. Google officially ended support for Gingerbread in November 2016, and Google Play Services support was dropped in early 2017.
: Some older devices required computer software to update. For example, Samsung users once used Samsung Kies to flash final versions manually. Modern Risks of Using Android 2.3.5 system update for android 2.3.5 download
If your device is still running 2.3.5 and never received its final manufacturer update (often to 2.3.6), you can try the following: have been released for Android 2