When you turn off FileVault, then everything on the SSD drive is accessible prior to login, including the drivers for the 3rd party Bluetooth devices. It’s also probably why native Apple bluetooth devices will always connect on startup - because those drivers are stored on the same part of the SSD that houses the MacOS. Transform your phone into a wireless mouse, keyboard and trackpad using WiFi Mouse. That means that the drivers for your device won’t get accessed until AFTER you log in, which is probably why it won’t connect to your 3rd party bluetooth device until after connection. Hence just to help you out we have handpicked a couple of best mouse for MacBook Pro. Because not everyone is compatible enough with touchpads. Without a mouse using a Mac seems a difficult task for many. It’s ready to go straight out of the box and pairs automatically with your Mac, and it includes a woven USB-C to Lightning Cable that lets you pair and charge by connecting to a USB-C port on your Mac. Looking for the best mouse for MacBook Pro in 2021 Well if the answer is yes then read on. When you turn on FileVault, everything you do after that takes place on the encrypted part of the SSD. The incredibly long-lasting internal battery will power your Magic Mouse for about a month or more between charges. Just 9.81, buy 2.4G Kodi Remote with Mini Wireless Keyboard Mouse Air Control for Android Smart TV Box IPTV HTPC Mini PC Compatible. I suspect that you connected the 3rd party Bluetooth devices after you turned on FileVault on initial setup. Now the next question is “why”? here is my theory: And then when you turn FileVault back on, it will connect on startup as well. Bottom line is that you need to turn off FileVault, then reboot and your devices will connect on startup.
I had this issue too and spent about an hour with Apple tech support and figured out how to fix this problem. One of the things people who are always pushing a mouse around are beginning to look for is the best trackball mouse.