Your computer should restart automatically. Make sure your CD or USB drive is in your computer. If you’re prompted to “Press any key to boot from external device,” do so. Your computer ...

which appears if you hold down the Option key during startup. The Startup Manager allows you to override the default boot disk and choose another to boot from for the current session—but doing ...

knowing the right startup key combination can save the day, whether you boot into Safe Mode, Recovery, Apple Diagnostics, or from another disk entirely. Here are fifteen startup key combinations that ...

If you see this message Invalid system disk, Replace the disk and then press any key when you try to boot into Windows 11/10, here are a few troubleshooting suggestions you want to try.

Then restart your Computer When prompted, press any key, and then follow ... you can get to the menu and start Startup Repair by using the Windows installation disc or a system repair disc that ...

Keep the keys depressed until you hear a second chime ... but you cannot fix the startup disk. For this, you’ll need to start in Recovery Mode (Command-R). Lots more information on Disk Utility ...

There are times when your Mac may misbehave and refuse to boot into OS X. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. There are times ...