DirectShow source filters will not be enabled if you set up the driver with an account that does not have administrator privileges.
If you have set up the driver with an account that does not have administrator privileges, you can enable the DirectShow source filter by following the steps below.
1) Sign in again with an account that has administrator privileges.
2) Connect the camera and wait until the driver is installed.
The important thing is to connect the camera using an account with administrator privileges at least once after setting up the driver.
3) Restart Windows.
4) After restarting, sign in again using an account with administrator privileges.
At this time, the DirectShow source filter is enabled.
After performing this step, even if the account does not have administrator privileges,
DirectShow source filter can now be used.