If you are using a vivo phone and it cannot be flash charged, you can check the following:
1. The flash charge icon is not displayed on the lock screen interface. Confirm whether you are using a third-party theme (or the Third-party lock screen style)
Confirm whether to use a third-party theme or lock screen style. These themes have their own effect display and may not display the flash charging icon. It is recommended to switch to the default theme to view.
2. Please confirm whether the mobile phone and charger support flash charging
Check whether the output parameters of the standard charger match the charging specifications supported by the mobile phone. If the charger parameters do not match, The phone cannot enter flash charging mode. If you have multiple chargers at home, check to see if you are using a mismatched charger.
3. Check whether the data cable is a standard data cable
When charging, the specifications of the charger and data cable will be detected. Both the mobile phone and the charger support flash charging, and the charging mode Only when they are consistent can you enter flash charging mode. Third-party data cables have different specifications and are not guaranteed to enter flash charging mode. It is recommended to use the standard data cable for charging.
4. Use a mobile power supply that supports vivo flash charging
If the mobile power supply does not support the vivo flash charging protocol, fast charging cannot be triggered. It is recommended to use a vivo/iQOO 22.5w or above mobile power supply. .
5. Reinsert the data cable
Reinsert the data cable into the charging port of the mobile phone and ensure that the data cable is in complete contact with the charging port.
6. Check the mobile phone charging port
Check whether there are foreign objects, corrosion, dirt, liquid, etc. in the mobile phone charging port. If there is such a phenomenon, please go to the vivo customer service center for testing.
7. After some models turn on the optimized battery charging function and sleep mode, the phone may not display flash charging. You can turn off the corresponding functions.
Settings--Battery--Charging settings/More settings--Optimize battery charging--Turn off functions
Settings--Battery--(More settings)--Turn off sleep mode
8. Service center detection
If the above methods fail to help with recovery, the customer service center needs to detect and handle it (customer service center address: enter vivo official website/vivo mall APP--My --Service outlets/after-sales outlets--Select a province or city to query the customer service center address)