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How to Fix Bootloop — Cat B15

Fix BootloopAndroid 4.1 (Jelly Bean)

How to Fix Bootloop — Cat B15

⏱ ~5 min📋 6 steps

The Cat B15 is a 2013 Android 4.1 smartphone powered by the Mediatek MT6577 (40 nm) with 512MB and 4GB internal storage. It features a 4.0", TFT, 480.0x800.0 display and is available in Black.

The B15 is equipped with a Li-Ion 2000 mAh, non-removable, a 5 MP, 1080p@30fps main camera. The device uses a Dual SIM configuration. It weighs 170 g.

A bootloop on the Cat B15 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.

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

1

On your Cat B15: force restart: hold Power for 15–30 seconds

2

If still looping: enter Recovery Mode

3

Navigate to 'Wipe cache partition' → confirm → reboot

4

If still looping: return to Recovery

5

Select 'Wipe data/factory reset' → confirm (erases all data)

6

Last resort: use your manufacturer's PC tool to reinstall firmware

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