1. Avatar problem
The avatar you choose contains advertisements and other illegal things. When choosing an avatar, you must not have any extra things;
2 , cache problem
You can change it yourself, but the cache is slow, just wait for a while;
3. The software is under maintenance
Due to the software It is under maintenance, so it cannot be replaced. Just wait until the maintenance is completed;
4. Network problems
If the network connection is poor, just log in to the network again or change the network;
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5. Installation package problem
The software is damaged. Just uninstall and reinstall it.