Driver updates can give a better user experience.
For example, It is important to enhance the game experience with an updated driver for those game players.
But when you update drivers, you may encounter the best driver is already installed error.

This post onMiniTool Websitetells you how to fix the issue.
How to Fix the Best Driver Is Already Installed?
Step 1: Open theDevice Managerwindow by typing the name in the search box.

Step 2: Locate the driver you failed to update and right-click it.
Step 3: ChooseUninstall devicefrom the drop-down menu and then check theDelete the driver software for this deviceoption.
Step 4: ClickUninstall.

Wait for the uninstall process to finish and power cycle your PC.
Windows will attempt to reinstall the driver.
If not, pleaseupdate your Windows.
Step 1: OpenUpdate & SecurityinSettings.
Step 2: ClickCheck for updatesinWindows update.
If there is any available version left, like download and install it.
Your drivers can automatically plant the latest version with the system update, which may fix the error.
Step 1: Open theDevice Managerand right-choose the driver you want to update.
Step 2: ClickUpdate driverfrom the menu and then choose theBrowse my computer for driversoption.
Step 4: Click theBrowsebutton in the next window and snag the driver you want to update.
Then the driver will start to install.
So if you fail to update the best driver, you candisable this featureinWinRE.
Step 1: ClickRestartfrom theStartmenu and press theShiftkey on your keyboard at the same time to get into WinRE.
Step 2: ChooseTroubleshoot>Advanced options > Startup Settingswhen the PC reboot.
Step 3: PressF7on your keyboard to chooseDisable driver signature enforcementin a list of options.
Its not a big deal!
With only a few steps, it’s possible for you to see your problem resolved.