how to check whether an installed hard disk is ssd or hdd

 open commad prompt

type > dfrgui

press enter

Windows Too slow after update or upgrade.

 

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Using System File Checker in Windows (microsoft.com)

System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps:

1. Make sure you've installed the latest updates for Windows, and then restart your machine. To find out more, read Update Windows.

2. In the search box on the taskbar, type Command Prompt, and right-click or press and hold Command Prompt (Desktop app) from the list of results. Select Run as administrator, and then select Yes.

3. Type DISM.exe /Online /Cleanup-image /Restorehealth (note the space before each "/"), and then press Enter. (Note: This step may take a few minutes to start and up to 30 minutes to complete.)

4. After you see a message that says "The operation completed successfully," type sfc /scannow (note the space between "sfc" and "/") and press Enter.

5. After you see a message that says, "Verification 100% complete," type exit.

WINDOWS 10 - WINDOWS LOADS WITH TEMPORARY PROFILE

 1. Open command prompt and enter the following command

whoami /user

2. You will get the following result and make note of the SID (Security Identifier) for this current account. You will need to know the SID (ex: S-1-5-21-....-1328) 

3. Sign out from the user and login as administrator if your logged in user is not an administrator.

4. 

5. Navigate to the ProfileList key at the location below in the left pane of Registry Editor. (see screenshot below)

 HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList

6. 

7. change the below settings as in the images.

8. Check the state and change it to 0 if the value is other than zero

9. exit the registry and restart

Local user is having admin privileges even if domain has no admin privilege

 Some times there are issues in the local computers that domain users without admin privileges are allowing to insatll programs as if they have admin privileges. this is beacuse of the GPO policy of the local computers which can be changed like below.

change this as below.

Now the system will ask for credentials.