In this case, please make sure you tried the clean installation of your wireless driver, as suggested in the post from aleki_intel Apr 6, 2016 2:54 PM, Re: Intel(R) Dual Band Wireless-AC 7265 No Internet Windows 10.
If the issues persist after the driver installation, please apply the Recommended Settings for 802.11n Connectivity
For additional assistance, please let us know the following details.
- What type of Router do you have? Is the firmware up to date?
- Have you checked if the issue happens in other WiFi networks?
- Do you see any issues if you are not using the VPN?
- Was the adapter built-in from factory in your PC?