Forum Discussion
There was a problem connecting to OneDrive (Error Code: 0x8004de40)
Been struggling with this all day trying to get OneDrive installed and signed in for a user. Every time I get the error message in the subject line. I have tried many of the suggestions online of res...
hello everyone, i think i've found the reason of 0x8004de40
i used fiddler, a web debugger and find that if 0x8004de40 occurs, all https shakehand is ssl3.0 or tls1.0, while microsoft server needs TLS1.2
it might be useful if you open setting of IE, check the tls1.2 box. but this often useless. then you need a local mitm software(like fiddler) to change the certificate version, so that your onedrive could connect to the server.
i used fiddler, a web debugger and find that if 0x8004de40 occurs, all https shakehand is ssl3.0 or tls1.0, while microsoft server needs TLS1.2
it might be useful if you open setting of IE, check the tls1.2 box. but this often useless. then you need a local mitm software(like fiddler) to change the certificate version, so that your onedrive could connect to the server.