The Acer Iconia Tab A3-A20 is a 2014 Android 4.4 smartphone powered by the Mediatek MT8127 (28 nm) with 1GB and 16GB internal storage. It features a 10.1", LED-backlit IPS LCD, 1280.0x800.0 display and is available in Black, White.

The Iconia Tab A3-A20 is equipped with a Li-Po 5910 mAh, non-removable (A3-A20-K1AY), a 5 MP, 720p main camera, a 2 MP front camera. The device uses a No configuration. It weighs 508 g.

A bootloop on the Acer Iconia Tab A3-A20 occurs when the device repeatedly restarts without fully loading Android. This is commonly caused by a failed software update, corrupted system files, or an incompatible app. Most bootloops can be resolved without losing data by clearing the cache partition first before attempting a factory reset.

Factory reset may be needed as a last resort — erases all data.