Bug has recurred after beta installation of 21.10 (Impish). b43 firmware reverted to version 784.2, causing significant degradation of WiFi performance. using b43-fwcutter to load firmware version 5.100.138 (666.2) resolved the issue.
Bug has recurred after beta installation of 21.10 (Impish). b43 firmware reverted to version 784.2, causing significant degradation of WiFi performance. using b43-fwcutter to load firmware version 5.100.138 (666.2) resolved the issue.