Hey everyone, today we are going to be looking at this Macbook Pro a1707 that won't boot and is stuck at "critical software update it is required" Need help with your repair? Visit our repair shop if you are local or mail in your device using the mail-in link : https://www.lapfix.com/mail-in-repair/ Subscribe to our YouTube Channel : null. Tools: -Soldering Station : https://amzn.to/2Y6IsI5​​​ -HotAir Station : https://amzn.to/3eTsx64​​​ -Microscope : https://amzn.to/2VE5uEH​​​ -PCB Holder : https://amzn.to/2VCJfyU​​​ -Tweezer : https://amzn.to/357uffv​​​ -Multimeter : https://amzn.to/2yOTaIA​​​ -USB Multimeter : https://amzn.to/2zoRypl​​​ -USB C Multimeter: https://amzn.to/2VY6O4h​​​ -Power Supply : https://amzn.to/3bGB4Ho​​​ -Flux :https://amzn.to/2Y6nXeJ​​​ -Screwdriver :https://amzn.to/3eScrK4​​​ -Desolder sucker: https://amzn.to/2VCmuLB​​​ NEED HELP? -Call us : 703-379-5976 -Message us: https://m.me/Lapfix​​​ -Email us : support@lapfix.com -Location : 4613 Duke St Suite E, Alexandria, Virginia, USA LET'S CONNECT! -Facebook : https://www.facebook.com/lapfix​​​ -Twitter : https://twitter.com/lapfix​​​ -Instagram : https://instagram.com/lapfix​​​ -LinkedIn : https://www.linkedin.com/company/lapf​ix