1. Try the following tips: Switch the keyboard’s cable to another USB port on the same Mac, if possible. Try unplugging everything from your iMac for 5 minutes. Controls/Input. I tried various online solutions which all contained the circular idiocy of telling me to do things I could only do if I could log in. But Magic Mouse failed to scroll and Bluetooth keyboard not responding. To enable your Apple Watch to unlock macOS Mojave, do this : go to Settings.app Also, try replacing the batteries. Then try to pair it. If the USB Keyboard on your Windows computer is not being recognized or not working, you will find below a number of methods that should help you fix the problem of USB Keyboard not working in Windows 10. Sometimes Magic Mouse or Apple Bluetooth keyboard not connecting to Mac computer. When I switch from bt to adapter, my keyboard will work to get into bios but after it starts it won't work until I unplug and plug back in the usb receiver. I’ve replaced batteries in both. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Let me know the results please Wireless keyboard not connecting on startup. ; Select a startup disk. I … If you buy a new Retina 4K iMac or Retina 5K iMac it'll come with a Magic Keyboard pre-paired and ready to go. Hopefully your iMac will start up and the mouse and keyboard will function. Mac users unable to pair and use their bluetooth devices to Mac OS X system . After upgrading my iMac to Sierra, my extended USB keyboard was not recognized. I bought the magic mouse and trackpad new at the same time that I purchased the Mac mini. How to pair your Magic Keyboard to your Mac; How to check the battery charge level for the Magic Keyboard on your Mac Release the keys. Many users have reported Mac Bluetooth issues that cause connected devices to behave erratically.These problems resulted in my Wireless Keyboard, Magic Trackpad and Mouse not working correct fly (i.e., erratic cursor movement) and disconnecting frequently.. 3. Turn Off Fast Startup. SOLVED Wireless Bluetooth Mouse & Keyboard Not Connecting to Windows 10 2018In Windows 10 SOLVED Wireless Bluetooth Mouse & Keyboard Not Connecting To manage your startup items, open your Mac’s System Preferences. If you download and read the PDF instruction manual it recommends using a USB mouse and keyboard during the setup process. Still not … Mainly, this involves connecting the two components just like you did the first time you paired the keyboard with your computer. Open the battery part of the keyboard and check to see if the batteries are placed correctly. In this post, I describe the steps I took to troubleshoot the Bluetooth issues I have had on my Retina 5K iMac running macOS. - posted in Internal Hardware: excuse my typing errors, on a phone late are night! I just had my iMac 27" mid-2011 motherboard replaced for exactly that reason. You can pretty much be sure it’s not disabled if you can still use your USB device while in the pre-boot environment. For information about how to do this, view the REFERENCES section in this article. The same Mini DisplayPort or Thunderbolt port can be used as a video input that allows your iMac to serve as a monitor for another Mac. ; Release the option key when you see the Startup Manager window. Inserting an old wired USB keyboard and pressing F1 starts the system, and by the time the Windows 10 login appears the bluetooth keyboard is responsive again. Nor can I reset the PRAM etc. There are several methods that you can use to work around this behavior: Use a PS/2-style keyboard or mouse. You can check these settings by doing the following:  Windows 10: Right-click on Start, and select Device Manager. Computer turns on, monitor mouse and keyboard do not work. It is possible that your Keyboard is not properly connected to your computer. Fast Startup is a feature built into the Windows 10 operating system to help users boot up their computers faster. The keyboard or mouse is Bluetooth 2.0, 2.1, 3.0, or 4.0. I just got the razer blackwidow v3 and I use it with the usb adapter on my gaming pc and bluetooth with my work laptop. Enable BIOS USB legacy support. In Device Manager, click the arrow next to Bluetooth, and select the Bluetooth radio. My iMac (21.5-inch, Late 2009) running OS X 10.11.5 will not start up in Recovery Mode, Safe Mode or any other mode using keyboard commands on restart. You can connect a wireless keyboard to a Mac desktop computer, like an iMac or Mac Mini, or even a MacBook laptop. I had to use a USB mouse and keyboard. There were a lot of users with a Mac keyboard not working, and if they hadn’t taken action this fix would cost hundreds of dollars. Press and hold the Command-Option-P-R keys immediately after you hear the startup sound. It was not a case of having paired the devices with another Mac computer. Imac; Mouse and keyboard not connecting to screen/computer. How to start the Startup Manager. Under Mac OS X menubar -> Bluetooth icon, both devices are reported as ‘connected’. I restarted multiple times, and tried to start from another partition by holding down option - the problem is the iMac doesn't recognize the keyboard at startup either. And between those two things it doesn't work. So no keys will work from turning on Mac laptops but will detect in windows os that is installed in MacBook. In his case, he was using a recent Apple Wireless Keyboard. If a wired keyboard get the same results on boot, then you are in the crazy Windows 10 loop referenced on this thread. But some people like to use the USB HUB. hello, i have had a … The Recovery HD is there (disk0s3 650mb) but it does not show in System Preference>StartUp Disk. I got shut out because iMac didn’t recognize keyboard so I could not log in. I have the ‘apple’ on screen a a black line underneath moving slowly when complete still no connection So wish the above 4 ways can help to solve the Logitech wireless keyboard not working problem. So I believe that somehow the iMac thinks it's still paired with the keyboard, while the keyboard knows nothing about this. Start or restart your Mac and immediately press and hold the option key on your keyboard. Press the power button and then immediately hold down the option, command, P and R keys until you hear the second chime and then release the keys. Then just plug in the power cable and the mouse and keyboard. If so, then restart your system normally and check if the keyboard is working fine. My keyboard and mouse are not connecting to my computer. First, try resyncing your keyboard with the wireless receiver. check the BIOS and see if somehow USB was disabled. Finally I just guessed and turned off the power strip, counted to 5, and then tried again. To get it to work, you have to pull out the USB and plug back in again. If this is a wireless keyboard, startup problems are more challenging to solve. The reason internal and external keyboard not to work is because the complete Mac os is removed along with MacBook onboard firmware too which is in logic board. My wife has a 27" iMac and whenever the machine starts up the USB keyboard (original Apple) is not functional. The ribbon cable connecting the drive to the motherboard may be damaged. It works. If that doesn't work, try a Safe Boot. Now open Users and Groups and then, at the bottom left, click on the lock button (enter your password if prompted). Macs stall on gray (or very dark) screen at startup due to peripheral issues, RAM issues, and drive issues. January 3, 2021. 14 years ago I bought a new computer and bought a Microsoft 3000 wireless keyboard and optical 2.0 wireless mouse. use the on-screen keyboard during login (the so called Accessibility Keyboard that you can use when only your mouse or touchpad is recognized) use Logitech’s Unifying Receiver (the 2.4GHz RF-connection USB-plug that came with your Craft keyboard) 1. Keyboard Not Working in Windows 10. ; If BIOS USB legacy support is enabled and you hot dock devices, you can configure the USB Host Controller Resource settings to match the settings that are assigned by … If you have an existing Mac, though, it's incredibly easy to pair a new Magic Keyboard to is and get going as well. Right-click the Bluetooth radio and select Properties. To do so, connect the iMac to your MacBook Pro with a FireWire cable (or Thunderbolt cable if your iMac has Thunderbolt) and then boot the iMac while holding the T key on your keyboard until you see a FireWire or Thunderbolt icon on the screen. ; Click the arrow or press return on your keyboard. Its best to try another keyboard that is wired to determine which device may have a problem. The only way to enable a USB keyboard after your disabled USB in the BIOS is to either use a PS2 mouse or remove the CMOS battery off the motherboard! So if the direct plug way is not working, and if you have a USB HUB device, connecting the USB receiver to the HUB device will be another test choice. Unplug the Mac from the wall, wait >15 sec, plug in, reboot holding the start button for at … I have had a look around and for the life of me cant figure out what the issue is. Connecting Another Mac to Your iMac . The first thing to do is disconnect all peripherals except keyboard, mouse and display, force a shutdown, then power the Mac back on. Part of the problem is that it isn’t simply a matter of replacing a single key on the butterfly keyboard — the entire MacBook keyboard has to be replaced, making it a fairly significant repair job. Topher Kessler Feb. 21, 2013 2:41 p.m. PT Turn on your Mac. If not, then your Mac’s startup items may be the root cause. Hold these keys until the computer restarts and you hear the startup sound for a second time. Find Command (⌘), Option, P, and R on your keyboard. The 27-inch iMac has a bi-directional Mini DisplayPort or a Thunderbolt port (depending on the model) that can be used to drive a second monitor. Check the USB connections. 0. If you have a Bluetooth keyboard, OS X may ignore keystrokes at startup for booting into Safe mode and other optional boot environments. My keyboard on my Mac will not work so I can't log in - Answered by a verified Mac Support Specialist We use cookies to give you the best possible experience on our website. 2. I called Apple support, and they gave a simple fix not mentioned above. Voila.