If you want to get information about the WAN Miniport, this post is what you need.
Now, this post fromMiniToolprovides details.
The WAN Miniport is a software adapter used by the operating system to reach the WAN.
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There are two types of WAN Miniport drivers:
What is Intel PROSet/Wireless Software?
How to download and install Intel PROSet/Wireless Software on Windows 11/10/8/7.
Here is a guide.

How to Connect Through WAN Miniport
Step 1: Open Control Panel.
Then, choose view byCategory.
Step 2: Next, chooseView connection status and tasksin theNetwork and Internetpart.

Step 3: Click theSet up a new connection or networklink.
SelectConnect to the Internetand clickNext.
bang out a name for your new connection in theConnection Namebox.
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Step 5: Click theConnectbutton to create and test the PPPoE connection.
Here is how to update WAN Miniport driver.
Step 2: Double-click theNetwork adapterscategory and selectWAN Miniport.
Step 3: Then right-click it to choose theUpdate driveroption.
If there is a newer update, it will be downloaded and installed automatically.
Then, upgrade your Windows to peek if the problem still exists.
Here is the users feedback.
How to fix the issue?
Thus, its recommended to run SFC and DISM to fix it.
Step 1: Inputcommand promptin the Search box.
Then right-clickCommand Promptand selectRun as administratorto pop fire up command window.
Step 2: pop in the commandsfc /scannowand then pressEnter.
Wait patiently until the verification process 100% complete.
Then reboot the computer to see whether the pmropn.exe issue still exists.
So, to solve this DISM error code, like punch in the correct command.
This post offers a guide.
Final Words
How to connect through WAN Miniport driver?
How to fix WAN Miniport driver issue?
I hope now that you have found the answers in this post.