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Merge pull request #4653 from illfated/boot_problems_method_4

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Update advanced-troubleshooting-boot-problems.md
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Daniel Simpson
2019-08-20 06:17:01 -07:00
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windows/client-management/advanced-troubleshooting-boot-problems.md
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@ -99,10 +99,9 @@ The Startup Repair tool automatically fixes many common problems. The tool also
To do this, follow these steps. To do this, follow these steps.
> [!NOTE] > [!NOTE]
>For additional methods to start WinRE, see [Entry points into WinRE](https://docs.microsoft.com/windows-hardware/manufacture/desktop/windows-recovery-environment--windows-re--technical-reference#span-identrypointsintowinrespanspan-identrypointsintowinrespanspan-identrypointsintowinrespanentry-points-into-winre). > For additional methods to start WinRE, see [Windows Recovery Environment (Windows RE)](https://docs.microsoft.com/windows-hardware/manufacture/desktop/windows-recovery-environment--windows-re--technical-reference#span-identrypointsintowinrespanspan-identrypointsintowinrespanspan-identrypointsintowinrespanentry-points-into-winre).
1. Start the system to the installation media for the installed version of Windows. 1. Start the system to the installation media for the installed version of Windows. For more information, see [Create installation media for Windows](https://support.microsoft.com/help/15088).
**Note** For more information, see [Create installation media for Windows](https://support.microsoft.com/help/15088).
2. On the **Install Windows** screen, select **Next** > **Repair your computer**. 2. On the **Install Windows** screen, select **Next** > **Repair your computer**.
@ -152,20 +151,25 @@ If you receive BCD-related errors, follow these steps:
``` ```
4. You might receive one of the following outputs: 4. You might receive one of the following outputs:
```dos
- Scanning all disks for Windows installations. Please wait, since this may take a while...Successfully scanned Windows installations. Total identified Windows installations: 0 Scanning all disks for Windows installations. Please wait, since this may take a while ...
Successfully scanned Windows installations. Total identified Windows installations: 0
The operation completed successfully. The operation completed successfully.
```
- Scanning all disks for Windows installations. Please wait, since this may take a while... Successfully scanned Windows installations. Total identified Windows installations: 1 ```dos
Scanning all disks for Windows installations. Please wait, since this may take a while ...
Successfully scanned Windows installations. Total identified Windows installations: 1
D:\Windows D:\Windows
Add installation to boot list? Yes/No/All: Add installation to boot list? Yes/No/All:
```
If the output shows **windows installation: 0**, run the following commands: If the output shows **windows installation: 0**, run the following commands:
```dos ```dos
bcdedit /export c:\bcdbackup bcdedit /export c:\bcdbackup
attrib c:\\boot\\bcd -h -r –s attrib c:\\boot\\bcd -r –s -h
ren c:\\boot\\bcd bcd.old ren c:\\boot\\bcd bcd.old
@ -174,39 +178,41 @@ bootrec /rebuildbcd
After you run the command, you receive the following output: After you run the command, you receive the following output:
Scanning all disks for Windows installations. Please wait, since this may take a while...Successfully scanned Windows installations. Total identified Windows installations: 1{D}:\Windows ```dos
Scanning all disks for Windows installations. Please wait, since this may take a while ...
Successfully scanned Windows installations. Total identified Windows installations: 1
{D}:\Windows
Add installation to boot list? Yes/No/All: Y Add installation to boot list? Yes/No/All: Y
```
5. Try again to start the system. 5. Try restarting the system.
### Method 4: Replace Bootmgr ### Method 4: Replace Bootmgr
If methods 1 and 2 do not fix the problem, replace the Bootmgr file from drive C to the System Reserved partition. To do this, follow these steps: If methods 1, 2 and 3 do not fix the problem, replace the Bootmgr file from drive C to the System Reserved partition. To do this, follow these steps:
1. At a command prompt, change the directory to the System Reserved partition. 1. At a command prompt, change the directory to the System Reserved partition.
2. Run the **attrib** command to unhide the file: 2. Run the **attrib** command to unhide the file:
```dos ```dos
attrib-s -h -r attrib -r -s -h
``` ```
3. Run the same **attrib** command on the Windows (system drive): 3. Run the same **attrib** command on the Windows (system drive):
```dos ```dos
attrib-s -h –r attrib -r -s -h
``` ```
4. Rename the Bootmgr file as Bootmgr.old: 4. Rename the Bootmgr file as Bootmgr.old:
```dos ```dos
ren c:\\bootmgr bootmgr.old ren c:\bootmgr bootmgr.old
``` ```
5. Start a text editor, such as Notepad. 5. Navigate to the system drive.
6. Navigate to the system drive. 6. Copy the Bootmgr file, and then paste it to the System Reserved partition.
7. Copy the Bootmgr file, and then paste it to the System Reserved partition. 7. Restart the computer.
8. Restart the computer.
### Method 5: Restore System Hive ### Method 5: Restore System Hive
@ -307,11 +313,11 @@ For additional troubleshooting steps, see the following articles:
To fix problems that occur after you install Windows updates, check for pending updates by using these steps: To fix problems that occur after you install Windows updates, check for pending updates by using these steps:
1. Open a Command Prompt winodw in WinRE. 1. Open a Command Prompt window in WinRE.
2. Run the command: 2. Run the command:
```dos ```dos
dism /image:C:\ /get-packages DISM /image:C:\ /get-packages
``` ```
3. If there are any pending updates, uninstall them by running the following commands: 3. If there are any pending updates, uninstall them by running the following commands:
@ -319,7 +325,7 @@ To fix problems that occur after you install Windows updates, check for pending
DISM /image:C:\ /remove-package /packagename: name of the package DISM /image:C:\ /remove-package /packagename: name of the package
``` ```
```dos ```dos
Dism /Image:C:\ /Cleanup-Image /RevertPendingActions DISM /Image:C:\ /Cleanup-Image /RevertPendingActions
``` ```
Try to start the computer. Try to start the computer.