Access broadcom's customer support portal to obtain warranty information, find documentation and downloads, and answer other questions you might have.. Windows 8.1, 10 network driver broadcom bcm43142 802.11 bgn wi fi adater version 6.223.215.21 update bad. 2015/09/10 2015/10/10. hello working on my children grandmother computer model f3e86aa#abl the connection worked again. so i hide the update in windows update so i would not get the driver up date again. windows 10.. Broadcom bcm43142 802.11 bgn wi-fi m.2 adapter- wifi range decreased after update „09-22-2018 05:07 am help even after the update,my laptop takes time to connect to ap after connecting it's doesn't allow internet access.