Problem solving: failed to connect to github.com port 443: Operation timed out（2020.06.04）

1. Problem description

time: Thursday, June 4, 2020 15:19:26

today, when I was using git push original master command, the following error occurred suddenly:

why would Failed to connect to github.com port 443: Operation timed out, previously I could push to the far end of GitHub

2. Solution

toss around for a long time, found a solution

  • enter the command sudo vim /etc/hosts on the terminal (you must use sudo, as the administrator, or you cannot modify the hosts file)

  • , comment out the lines related to Github, save the hosts file, and then you can push to the remote Github

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    Saturday, June 13, 2020 18:14:30 update

    if you comment out all GitHub related content, you may have a problem accessing GitHub images will not load, the solution please move to here