Hello, the OPPO ACE charging logo is blue possibly due to the following reasons:
1. Charger or charging cable problems: If the charger or charging cable used is damaged or incompatible, it may cause the charging sign to turn blue.
2. Poor connection of the charging port: If the charging port is not well connected to the charger or charging cable, it may also cause the charging sign to turn blue.
3. Unstable charging current: Sometimes unstable charging current will also cause the charging sign to turn blue, which may be due to power supply problems or quality problems of the charging device.
4. System issues: In rare cases, system issues with the device may cause the charging flag to turn blue.
If you experience a situation where the charging sign turns blue, you can try the following solutions:
1. Replace the charger or charging cable: Use an original or compatible charger and charging cable to charge and make sure they are not damaged.
2. Check the connection of the charging port: Ensure that the charging port is well connected to the charger or charging cable, and is not loose or dirty.
3. Try to use other power outlets: Sometimes problems with power outlets can also cause the charging sign to turn blue, try to use another outlet to charge.
4. Restart the device: Sometimes the system problem of the device may cause the charging flag to turn blue, try to restart the device to solve the problem.
If the above methods do not solve the problem, it is recommended that you contact OPPO customer service or go to a professional maintenance center for further inspection and repair.
10OPPO mobile phone battery icon turned blue: OPPO mobile phone from ColorOS V3.2, if the power saving mode is enabled, the battery icon in the upper right corner will turn blue