Thank you very much for your advice, because my country can not access the foreign network at any time, so I often can only log in once in a while
If that’s because of the Great Firewall of China…
Great Firewall - Wikipedia
en.wikipedia.org
Then use a VPN!
Mullvad in Sweden is great!
Mullvad VPN - Free the internet
Free the internet from mass surveillance and censorship. Fight for privacy with Mullvad VPN and Mullvad Browser.
mullvad.net
If you can’t afford to pay for a VPN Service, TOR (tor browser) is free…
The Tor Project | Privacy & Freedom Online
Defend yourself against tracking and surveillance. Circumvent censorship.
www.torproject.org