Recently, some users of this site reported that the client had a Tracker disconnection problem. Please try to restore the Tracker using the following method.

Replace the DNS that has not been contaminated or hijacked, or change the operator; you can try to restore it using the following method.

Original tracker server address: ...
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Delete https and try to change it to ...
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Also, you can try to add a backup tracker server:...
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Note that only the website domain name is changed, and your KEY must be retained later.