Downlevel phase: The downlevel phase is run within the previous operating system. Windows files are copied and installation components are gathered.
Safe OS phase: A recovery partition is configured, Windows files are expanded, and updates are installed. An OS rollback is prepared if needed. Example error codes: 0x2000C, 0x20017.
First boot phase: Initial settings are applied. Example error codes: 0x30018, 0x3000D.
Second boot phase: Final settings are applied. This is also called the OOBE boot phase. Example error codes: 0x4000D, 0x40017.
Uninstall phase: This phase occurs if upgrade is unsuccessful (image not shown). Example error codes: 0x50000, 0x50015.
How can I fix Windows 10 boot problems?
Run Startup Repair. The repair tool scans the product for corrupted or missing files and misconfigured settings, and then attempts to repair them automatically.
Restoring the Master Boot Record.
Recovery of damaged system files.
Execution of the DISM plan.
Other advanced repair options.
Why does my computer not properly boot with Windows 10?
Enter each command by pressing
attribute bcd.-s -h -r
boot entry /RebuildBcd
How to fix Windows 10 boot errors using command prompt?
Also, start your computer and press “F8” repeatedly until the “Advanced Windows Options” menu appears.
Click “Command in Safe Mode using Command Prompt” and press Enter. If your computer boots up completely, type “cmd” into the search box and click “Command Prompt” to continue.
If necessary, log in with an administrator account.
How to fix Windows 10 INACCESSIBLE BOOT DEVICE error?
Solved: Inaccessible boot device error Windows 10 Method 1: Update our drivers.
Method 2: Run a blue screen fix
Method 3: Remove packages installed some time ago.
Method 4: Remove “Pending Updates” packages.
Method 5. Run, you see, File System Checker and DISM Extraction.
Method 6: Enable AHCI during BIOS setup
How do I fix a Windows 10 boot problem?
Try Windows Safe Mode.
Check the battery.
Disconnect all your USB devices.
Disable fast startup.
Check other BIOS/UEFI settings.
Try scanning for malware.
Launch the command line interface.
Use System Restore or Startup Repair.
What are the blue screen error codes?
IRQL IS NOT LESS AND NOT EQUAL.
How do I check for boot errors in Windows 10?
On the Install Windows screen, select Next > Repair Your Computer. On this particular “Select an Option” screen, select the “Troubleshoot” option. On the Advanced Options screen, select Start Recovery. After Startup Repair, select Shut Down and then turn on your computer to check if Windows is working properly.
Charles Howell is a freelance writer and editor. He has been writing about consumer electronics, how-to guides, and the latest news in the tech world for over 10 years. His work has been featured on a variety of websites, including techcrunch.com, where he is a contributor. When he’s not writing or spending time with his family, he enjoys playing tennis and exploring new restaurants in the area.