# Troubleshooting {% hint style="info" %} If you have trouble setting up or using the service, Please contact customer care on Telegram [Click me to connect to Customer care Telegram](https://t.me/buzzkill29) {% endhint %} ## Must confirm before using various software {% hint style="success" %} The following questions must be confirmed first! It should usually solve most issues. {% endhint %} * [x] I have synchronized the device time to Beijing time! {% embed url="" %} * [x] I've just updated my subscription within the software! * [x] I have completely set up the corresponding software tutorial * [x] I do not have any proxy plug-ins installed in my browser or have been uninstalled or turned off * [x] When I use a non-router device to proxy the Internet, the router proxy software has been turned off * [x] I have checked that my subscription package has not expired, and the data has not been used up and the account has not been banned! * [x] I do not have more than one proxy software open at the same time! * [x] The subscription address I copied and pasted is the same as it appears on the website! * [x] I have tried to renew the subscription with the proxy software switch turned off!