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How to Fix Bootloop — verykool s4513 Luna II
How to Fix Bootloop — verykool s4513 Luna II
The verykool s4513 Luna II is a 2017 Android 6.0 smartphone powered by the Spreadtrum SC7731C with 512MB and 4GB internal storage. It features a 4.5", IPS LCD, 480.0x854.0 display and is available in Black, Blue.
The s4513 Luna II is equipped with a Li-Ion 1700 mAh battery, a 5 MP, 720p@30fps main camera, a 2 MP front camera. The device uses a Mini-SIM configuration. It weighs 135 g.
A bootloop on the verykool s4513 Luna II 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.
On your verykool s4513 Luna II: force restart: hold Power for 15–30 seconds
If still looping: enter Recovery Mode
Navigate to 'Wipe cache partition' → confirm → reboot
If still looping: return to Recovery
Select 'Wipe data/factory reset' → confirm (erases all data)
Last resort: use your manufacturer's PC tool to reinstall firmware
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