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How to Fix Bootloop — vivo iQOO 9 (China)
How to Fix Bootloop — vivo iQOO 9 (China)
The vivo iQOO 9 (China) is a 2022 Android 12, OriginOS Ocean smartphone powered by the Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) with 12GB | 8GB and 128GB | 256GB | 512GB internal storage. It features a 6.8", AMOLED, 120Hz, HDR10, 1500 nits (peak), 1080.0x2400.0 display and is available in White (BMW M branding), Orange, Black.
The iQOO 9 (China) is equipped with a 4700 mAh, a 50 MP, 4K@30fps, 1080p@30fps, gyro-EIS main camera, a 16 MP, 1080p@30fps, gyro-EIS front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 206 g.
A bootloop on the vivo iQOO 9 (China) 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 vivo iQOO 9 (China): 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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