PatchPae (v2) by wj32.
Tested on: Windows Vista SP2, Windows 7 SP0, Windows 7 SP1, Windows 8, Windows 8.1
== Installation ==
1. Open an elevated Command Prompt window.
2. cd C:\Windows\system32.
Make sure the current directory is in fact system32.
[[ For Windows 8 and Windows 8.1: ]]
3. C:\WherePatchPaeIs\PatchPae2.exe -type kernel -o ntoskrnx.exe ntoskrnl.exe
This will patch the kernel to enable a maximum of 128GB of RAM.
[[ For Windows Vista and Windows 7: ]]
3. C:\WherePatchPaeIs\PatchPae2.exe -type kernel -o ntkrnlpx.exe ntkrnlpa.exe
This will patch the kernel to enable a maximum of 128GB of RAM.
4. C:\WherePatchPaeIs\PatchPae2.exe -type loader -o winloadp.exe winload.exe
This will patch the loader to disable signature verification.
5. bcdedit /copy {current} /d “Windows (PAE Patched)”
This will create a new boot entry. A message should appear:
The entry was successfully copied to {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}.
[[ For Windows 8 and Windows 8.1: ]]
6. bcdedit /set {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} kernel ntoskrnx.exe
This will set our boot entry to load our patched kernel.
[[ For Windows Vista and Windows 7: ]]
6. bcdedit /set {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} kernel ntkrnlpx.exe
This will set our boot entry to load our patched kernel.
7. bcdedit /set {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} path \Windows\system32\winloadp.exe
This will set our loader to be our patched loader.
8. bcdedit /set {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} nointegritychecks 1
This will disable verification of the loader.
9. bcdedit /set {bootmgr} default {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
This will set our boot entry to be the default.
10. bcdedit /set {bootmgr} timeout 2
This will set the timeout to be shorter.
Note: you can change this timeout to whatever you like.
11. Restart the computer and enjoy.
== Removal ==
To remove the patch:
* Run msconfig, click Boot, highlight the entry named “Windows (PAE Patched)”, and click Delete.
* Delete the files ntoskrnx.exe (or ntkrnlpx.exe) and winloadp.exe from C:\Windows\system32.
== Updates ==
When Windows Update installs new updates on your computer, you should run Step 3 again to ensure
that you have the latest version of the kernel.
== Compiling ==
To compile PatchPae2, you need to get Process Hacker from processhacker.sourceforge.net and build it.
The directory structure should look like this:
* …\ProcessHacker2\lib\…
* …\ProcessHacker2\phlib\…
* …\src\PatchPae2.sln
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