Factory Reset Ulefone Armor 28 Ultra Thermal

OS: Android 14, planned upgrade to Android 15

CPU: Octa-core (1x3.25 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)

RAM: 1TB 16GB RAM

Display: 6.67 inches, 107.4 cm² (~73.8% screen-to-body ratio)

Camera: 50 MP, f/1.9, (wide), 1.0"-type, 1.6µm, PDAF
64 MP, f/1.8, (night vision), 4 infrared lights
50 MP, (ultrawide), 1/2.76", 0.64µm
Thermal camera by ThermoVue Pro, 640x512 px

Battery: Li-Ion 10600 mAh

User data format and reset Ulefone Armor 28 Ultra Thermal to factory settings.

Before resetting to factory settings, it is recommended to remember the login and password from your Google account or delete your Google account if you are going to sell your phone. In this way, you will avoid problems with the Factory Reset Protection function, which asks for a password for a Google account.

Before reset Ulefone Armor 28 Ultra Thermal, follow these steps.

1. Charge your phone battery to the maximum.
2. Copy your contacts, photos and user data to a flash drive or PC.
3. Logout from your Google Account.

Ulefone Armor 28 Ultra Thermal - Erase All Content and Settings

1. Find and open the Settings menu on your phone.
2. Find and open the General management menu.
3. Press Reset.

4. Tap Factory data reset.

5. Confirm factory reset and complete the operation.

Thomas Nilan
Smartphone Expert

Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.

User questions and comments about Factory Reset Ulefone Armor 28 Ultra Thermal

	Дмитрий	July 05, 2025
	Добрый вечер! Ulefone Armor 28 Ultra Termal В телефоне был начальный заряд около 50% При зарядке от беспроводной докстанци Ulefone, на 40 день эксплуатации, смартфон перестал включаться(признаки активности отсутствуют полностью), при подключении зарядного кабеля или зарядной беспроводной станции смартфон не активируется, присутствует постоянное свечение красного LED индикатора, при попытке запуса через кнопку включения или запуска функции rekavery присутствует временное мерцание красного LED индикатора над дисплеем, активация зеленог и синего LED индикатора отсутствует, доступ через USB(C) к сервису MTK отсутствует, мое предположение был перегрев и блокировка системы заряда батареи. Как устранить эту неисправность?
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