Using remote desktop connection, you can control a computer at the other end of the network and perform real-time operations on the computer, but sometimes the connection fails, such as always showing that your credentials are not working. .
method one:
1. Enter "gpedit.msc" in the run box in the start menu and click OK to open the local group policy editor.
2. Then click Computer Configuration-> Administrative Templates-> System-> Credential Assignment in turn, double-click to open and click "Allow Assigned Credentials for NTLM Server Authentication Only" and "Allow Assign New" in the list on the right Credentials are used for NTLM server authentication only, and configure them in steps 3 and 4 below, respectively.
3. In the dialog box that pops up, select "Enabled", and then click "Display" in the options bar.
4. Enter the "TERMSRV / *" value in the pop-up display content dialog box, and then click OK.
5. Enter "gpupdate / force" in the start menu and click OK to update the local group policy.
6. Try a remote desktop connection to test whether the test is successful. If it fails, see Method 2.
Method Two:
1. Similarly, enter "gpedit.msc" in the run box in the start menu and click OK to open the local group policy editor.
2. Select Computer Configuration-> Windows Settings-> Security Settings-> Local Policies-> Security Options-> Network Access: Sharing and security model of local accounts, double-click it to open.
3. Change the original selection "Guest Only" to "Classic" mode, and then click OK.
4. After saving, the remote desktop test can be performed, and pro test is available.