@Sam, please try following kernel boot parameters, reboot and attach output of `journalctl -b`:
btusb.enable_autosuspend=0 For detailed steps, please see https://wiki.ubuntu.com/Kernel/KernelBootParameters#Temporarily_Add_a_Kernel_Boot_Parameter_for_Testing ** Summary changed: - BCM20702A bluetooth mouse freezing for 4-9 seconds + 0a5c:21e8 Broadcom BCM20702A0: bluetooth mouse freezing for 4-9 seconds -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1886245 Title: 0a5c:21e8 Broadcom BCM20702A0: bluetooth mouse freezing for 4-9 seconds To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1886245/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs