Run the fixit from (Re-enable IPv6 on all nontunnel interfaces) and reboot. If this was caused by Version update then you can roll it back in Settings>Update & Security>Recovery and then hide it until it matures using the Hide Updates Tool.įor Wifi won't connect issues after Version 1903:Įnable IPv6 in the network adapter settings:
You can also use System Restore to get before the problem began, then check for Updates with the Hide Update tool and hide them.
If this was caused by Windows Updates then you can check which were installed at Settings>Update & Security>Windows Update under Installed Updates, then uninstall them from the link there, and hide with the Hide Updates tool explained here: Go to Device Manager > Network Adapters, select Wifi adapter, then Power Management tab, clear the check box to "Allow the computer to turn off the device to save energy." Then on the Advanced tab disable any energy-saving options. Try also all older drivers from Update Driver > Browse > Let Me Pick list working backwards. If you have the latest network driver then try on it's Driver tab also to Roll Back, or Uninstall and then restart PC to reinstall the driver. Make sure you have the latest BIOS or UEFI firmware, Chipset, Display (Video), Sound, USB3, Bluetooth, Network and all other drivers, or else download and install the latest now. Compare the latest drivers available for download with the ones presently installed in Device Manager reached by right clicking the Start Menu. Update your network adapter driver from the Dell Support Downloads web page here. If you need any assistance I'll be standing by here to help:
Even if you've already tried a step please try or check it again in sequence. I'll give you everything that works to fix Wifi so that at least something will work. If not you may need to replace it with a nano-USB Wifi adapter which I'll go over a bit later. Let's hope that it only needs a good driver to come back to life. That Intel adapter looks like your wireless adapter. I'm Greg, an installation specialist, 10 years awarded Windows MVP, and Volunteer Moderator, here to help you.
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