Please check whether the number of concurrent connections exceeds the limit of your purchased plan or if multiple people are sharing one account. You can change the password first to ensure that no one else is logged into your account.
If it is disconnected frequently during normal use, it is usually caused by a high level of packet loss from the local broadband to the server. Possible reasons:
(1) Some small network operators have poor networks
(2) The local network device is unstable, you can try to restart the wireless router, or try other devices with other networks.
(3) Operator network fluctuations or International Internet Bandwidth fluctuations, you can try to change other servers or try again after a while.