1. Please check whether the back center of the phone is placed in the center of the wireless charging board.
2. When there are inclusions between the mobile phone and the wireless charging board, it may not be able to charge normally.
3. Check the back of the phone. If the protective phone cover used is too thick may hinder wireless charging, it is recommended to remove the phone cover and try to recharge.
4. Please use the original Samsung charger. If you use a non-original charger, you may not be able to charge normally.
5. Connect the phone directly to the wired charger to check whether it can be charged normally.
The reasons for slow charging may be as follows.
Place the mobile phone correctly. If the wireless charging coil deviates too much, it may cause low charging efficiency or failure to charge. Please center the mobile phone left and right on the base.
Different brands of mobile phones due to the difference in coil position, may lead to low charging efficiency or can not be charged;
Do not use too thick or magnetic insulation material protective case, may affect the charging efficiency or can not be charged, or even overheating cause the phone can not be charged or damaged;