The Vertu Signature Touch (2015) is a 2015 Android 5.1 smartphone powered by the Qualcomm MSM8994 Snapdragon 810 (20 nm) with 4GB and 64GB internal storage. It features a 5.2", Sapphire crystal glass, 1080.0x1920.0 display and is available in Jet Calf, Garnet Calf, Grape Lizard, Pure Jet Lizard, Jet Alligator, Pure Navy Alligator, Clous de Paris Alligator, Pure Jet Red Gold.

The Signature Touch (2015) is equipped with a Li-Ion 3160 mAh, non-removable, a 21 MP, Yes main camera, a 1 MP front camera. The device uses a Micro-SIM configuration. It weighs 236 g.

A bootloop on the Vertu Signature Touch (2015) 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.