Please don't open it directly! ! ! (Directly right-click to open with Notepad, and the Save As dialog box will pop up when saving)
Follow these steps:
First, find the notepad software icon, right click and run as administrator!
Second, select: File->Open->C:\Windows\System32\drivers\etc
Third , select all files
End , find the hosts file and open it to modify it~~~ hee hee
This way, you can save it directly after making changes!