This solution has worked for many and might also work for you. Copy the installer file to desktop and double-click on it to start the installation. If you still get “The update installer operation is unsuccessful” error, move to next solution.
Solution Two- Download new installer
There is a possibility the installer is corrupt or incompatible. In such scenario, you need to download a new driver installer from Dell website. Do not download Dell drivers from other sites. You can easily find right driver files for your Dell laptop from the manufacturer site. Here are the steps to follow.
Visit Drivers and Download section on Dell website
If you know the service tag, enter information in the box.(1)
If you are accessing Dell website from the laptop/desktop for which you want to update drivers, click Detect PC(2)
else, click view products(3) and then click laptops or desktops(whatever is right for you)
Click the right laptop series and then right model. (We have chosen Inspiron and then Inspiron 15 3568 model).
(The steps given below are for reference purpose only, you need to match them with your Dell laptop model and make choices accordingly)
In the Drivers and Download page, you can see the list of drivers available for your Dell laptop, click View more to see all driver updates available
click Download now link corresponding to the driver you want to download
The driver download is initiated. When the save dialog box opens, navigate to the folder where you want to save the driver and click
Wait for download to complete.
Double-click on the downloaded driver file to start the installation.
LSUFAN51
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Posted May 17th, 2020 14:00
Please list Dell model number and version of windows. Example: Dell Inspiron 3543, windows 10
How to find the product model of your Dell computer | Dell US
https://www.dell.com/support/article/en-us/sln298441/how-to-find-the-product-model-of-your-dell-computer?lang=en