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This will take five minutes and then it will Restart. Go to Start > Settings > Network & Internet > Status > Network reset > Reset now. You may need to have an alternative Internet connection on the Mesa 3 or Mesa 2 unit while performing these steps. Perform a Start > Power > Restart to restore the original functional driver. #BROADCOM 80211 AC NETWORK ADAPTER DRIVER DRIVER#If it is still not working, repeat these steps with this time checking the box to also "Delete the driver software for this device" before then confirming to Uninstall. #BROADCOM 80211 AC NETWORK ADAPTER DRIVER DRIVERS#You can then tap on the Action menu to select "Scan for hardware changes" to see if the device is detected and the drivers reload properly. ![]() Open Device Manager > Network Adapter then tap and hold on the "Broadcom 802.11ac Wireless PCIE Full Dongle Adapter" on Mesa 3 or “Broadcom 802.11abgn Wireless SDIO Adapter” on Mesa 2 to select to "Uninstall device" then confirm that you want to Uninstall. #BROADCOM 80211 AC NETWORK ADAPTER DRIVER UPDATE#Update - Microsoft has now removed that incorrect driver from the Windows Update service, so it should no longer attempt to load. If you are able to Roll Back the driver, either immediately, or after manually installing the previous functional driver (as described below) then update driver then roll it back again. Doing do should set a flag in the operating system to prevent Windows Update from trying to update that driver in the future. On Mesa 3, it can help to roll back from the Microsoft version 7.77.113.0 drivers to the Broadcom version 1.558.53.33 drivers. Tap on the arrow next to Network Adapters to then double-tap on the "Broadcom 802.11ac Wireless PCIE Full Dongle Adapter" on Mesa 3 or “Broadcom 802.11abgn Wireless SDIO Adapter” on Mesa 2 to open the Driver tab then select "Roll Back Driver". Tap and hold on the Start menu (bottom-left Windows logo button) to select Device Manager. You must first tap on Start > Power > Shut Down, wait until this completes fully (such as the red light goes off after a minute or two), then hold the hardware Power button for 17-20 seconds, release then wait a few seconds, attach wall charger, briefly press the hardware Power button again, and wait for the unit to complete boot to then verify Wifi is functioning. These are available from our Mesa 3 Downloads and Mesa 2 Downloads web pages. ![]() #BROADCOM 80211 AC NETWORK ADAPTER DRIVER INSTALL#If this issue occurred after running Windows Update, such as if it installed Windows 10 Build 20H2, then you may just need to also manually install our latest required firmware updates and OS patch. Go to Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters > Internet Connections > Run the troubleshooter. Tap on the arrow next to Network Adapters then tap and hold on the "Broadcom 802.11ac Wireless PCIE Full Dongle Adapter" on Mesa 3 or “Broadcom 802.11abgn Wireless SDIO Adapter” on Mesa 2 for selecting Update Driver > Browse my computer for driver software > Let me pick from a list of available drivers on my computer, select the driver that is actually from "Broadcom", tap Next, verify it installs successfully, and then Close. ![]() ![]() Tap on the arrow next to Network Adapters then tap and hold on the "Broadcom 802.11ac Wireless PCIE Full Dongle Adapter" on Mesa 3 or “Broadcom 802.11abgn Wireless SDIO Adapter” on Mesa 2 for selecting “Disable device” and then “Enable device”. If Wifi appears to be missing or is no longer working properly on a Mesa 3 Windows or Mesa 2 unit, some possible solutions are as follows. Wifi troubleshooting on Mesa 3 Windows or Mesa 2 ![]()
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