There may be several reasons for flickering when charging the portable WiFi:
Low power: If the portable WiFi is low in power, it will flicker when charging. Please charge or replace the battery in time to ensure that the portable WiFi works properly.
Intermittent charging: If the charging environment is unstable, such as unstable voltage or poor data cable contact, then the portable WiFi will flash when charging. Make sure the charging environment is good, or replace the charging cable with a good quality.
Charging mode: Some portable WiFi support fast charging or slow charging mode, if the fast charging is selected, then the battery indicator may blink quickly. Switch to a slow charging mode to see if you can fix the problem.
Fault: Portable WiFi flashing may also be because it has some faults, such as circuit board problems, chip failures, etc. If the above methods can not solve the problem, then you may need to replace the portable WiFi.
If you encounter the problem of flashing when charging the portable WiFi, it is recommended to contact the manufacturer or the relevant after-sales department for consultation and maintenance.
There are two possible reasons: 1. The internal charging circuit is faulty. 2. The battery is faulty.
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The portable WiFi router will inevitably be bumped during use. If there is virtual welding in the internal circuit, it is likely to cause the solder joint to fall off and thus cannot be charged. It is also possible that the electronic components in the circuit are damaged, resulting in a failure to charge. At this time, you can find a professional to open it for inspection.
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At present, the number of charge and discharge of the battery is capped, and the battery also has a service life. When the battery is used for more than a certain number of years or the number of charge and discharge is very high, the battery may suffer from rapid loss of power after charging, or even the problem of not charging. It's time for a new product
When the portable WiFi charging flashing indicates that it is charging, if it has been flashing may be charging, there may be a fault. It is recommended to check whether the charging cable and the power plug of the portable WiFi are in good contact, if everything is normal, you can try to re-charge, or contact after-sales customer service for overhaul.