wlanext.exe is a program which is probably NOT a virus or malware. So, if wlanext.exe is on your system, it is probably ok, and will NOT cause problems. Even if your PC is clean, it is still recommended to purchase a good antivirus with a good detection rate, in order to defend your system against threats.
This application is usually stored in C:\Windows\System32\wlanext.exe.
The MD5 checksum for this program is 6974de4152edbc1351b9806006726259.
This program is NOT a Windows service. This is good.
wlanext.exe seems to have something to do with Windows SFC (System File Checker) or Windows File Protection.
This is a x64 executable. It runs using the full capacity of modern computer processors.
The description present in the exe is Windows Wireless LAN 802.11 Extensibility Framework.
File version stored as a property 10.0.10586.0 (th2_release.151029-1700).
Producer Microsoft Corporation.
Legal copyright notice © Microsoft Corporation. All rights reserved..
wlanext.exe is digitally signed. Nowadays the large majority of serious software applications are digitally signed.
The digital signature attached to wlanext.exe is valid. This is excellent.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This application does NOT have an uninstall command set up in registry.