1. Your headphones won't connect if you charge them.
2. This may be because the headset has some faults during the charging process, resulting in the normal connection.
Problems such as overheating of the battery, poor contact of the charging cable, or damage of the charging port may occur during charging, resulting in the headset not working properly.
3. If the headset cannot be connected after charging, you can try the following methods: First, check whether the charging cable and charging port are normal, and ensure that the connection is good; Secondly, try to use other charging devices to charge, in order to eliminate the problem of charging devices; Finally, if the problem persists, you may need to contact after-sales service or replace the headset.
In addition, you should pay attention to the correct use and maintenance of headphones when you usually use them to avoid similar problems.