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35 votes

Where are Registry Files stored in Windows?

On disk, the Windows Registry isn’t simply one large file but a set of discrete files called hives. Each hive contains a Registry tree, which has a key that serves as the root (i.e., starting point) ...
DmitryBoyko's user avatar
30 votes

"Load Hive" option grayed out

You need to load a hive into a specific key, so it's necessary to select a key first: You can load hives into HKEY_LOCAL_MACHINE or into HKEY_USERS. Once you've clicked HKEY_LOCAL_MACHINE, the "...
mwfearnley's user avatar
  • 7,493
28 votes

Open registry directly to a given key?

Windows 10 now includes address bar functionality in the Registry Editor: So just type or paste the path in the address bar, and press Enter. The following abbreviations work with the address bar: ...
Miscreant's user avatar
  • 521
20 votes
Accepted

How to prevent black boxes on desktop icons in Windows after removing shortcut arrows?

The following value in regedit %windir%\System32\shell32.dll,-50 is a transparent icon in shell32.dll (in this case value -50). Using any of these values to remove shortcut arrows in shell32.dll will ...
Wandering Fool's user avatar
18 votes
Accepted

What's the largest REG_SZ value that Regedit can edit?

The largest string that can be displayed in the Regedit's textbox has a length of 43679. beginning with a length of 43680, the textbox will appear to be empty. (Windows 10 21H1, if that matters). And ...
Thomas Weller's user avatar
15 votes

How to increase mouse sensitivity beyond limits in Windows Regedit?

As MoE bis said, you need to edit the mouse acceleration curve. This refers to the registry keys HKEY_CURRENT_USER\Control Panel\Mouse\SmoothMouseXCurve HKEY_CURRENT_USER\Control Panel\Mouse\...
Smi's user avatar
  • 265
11 votes
Accepted

ngen.exe high cpu windows 10 - Assemblies Uninstall Endless Loop

Download the Easy NGEN Script, run it as admin and select option 1 to do a full ngen run: This takes alot of time and does all pending ngen operations. After this the ngen queue is empty and you ...
magicandre1981's user avatar
10 votes

Regedit "Cannot Delete (keyname): Error while deleting key"

These steps show how to take ownership of the registry key so it can be deleted. In Registry Editor window, Right-Click the key you want to delete, and select permissions On the window that appears, ...
Mimi's user avatar
  • 101
8 votes

What is a faster way to search the Windows registry?

I would recommend the little and powerful tool RegScanner by Nirsoft.
David.P's user avatar
  • 536
8 votes
Accepted

Is there a way to force regedit and task manager to use dark theme in W10?

I can't believe that 2 months actually passed since I embarked on the quest to make Windows 10 100% Dark Mode, in every window in the system. I was focused on this all this time, almost all day long. ...
ScienceDiscoverer's user avatar
7 votes

What does the path '\REGISTRY\A\...' in Sysinternals Procmon log mean?

To edit a private hive it should be loaded beforehand. For Visual Studio it can be done this way: [To] increase the isolation and resilience of VS 2017, it uses now a private registry hive. ...
Maxim's user avatar
  • 281
7 votes
Accepted

In the Windows Registry, what is the "LegacyDisable" string value and what exactly does it do?

I did some sleuthing work on LegacyDisable that I detail below. This method is documented by Microsoft in the article Verbs and File Associations - Registering Verbs for Backward Compatibility: ...
harrymc's user avatar
  • 484k
7 votes

How to definitely remove/uninstall Bluetooh drivers and devices in Windows 10? (Regedit)

I've tried so many things with that kind of problem until I've stumbled upon the bluetooth command line tools Once installed, run btpair -u from the command lines. It will unpair everything from your ...
K_Rol's user avatar
  • 277
6 votes
Accepted

In the Windows Registry, what is the ProgrammaticAccessOnly string value and how does it work?

I have answered your post about LegacyDisable and have some knowledge of the subject. As this post does not have answers, I'll try, although my answer may not be satisfactory. The problem with these ...
harrymc's user avatar
  • 484k
6 votes

Unable to copy windows registry key to another PC

Terminology: The things in the left pane are called "keys", the right pane are called "values". (They're not files.) You can't export individual values, but you can export an entire key, then (if you ...
Jamie Hanrahan's user avatar
6 votes

What does HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\SubSystems\Windows\SharedSection do?

That key controls the limits of shared heap memory Parallel processes often need the means to share data, so Windows provides a shared Heap (the heap is a pool of memory used for dynamic memory ...
Frank Thomas's user avatar
  • 36.3k
6 votes
Accepted

How to change "Control Panel" settings without restart via Regedit?

Many Control Panel customization settings are intended to be updated through the SystemParametersInfo Win32 function. To change the notification message duration, that function can be called with the ...
Ben N's user avatar
  • 41.1k
5 votes

What is a faster way to search the Windows registry?

There's a very easy solution: start search in RegEdit when HKEY_LOCAL_MACHINE branch is focused on the left pane. This way you'll skip HKEY_CLASSES_ROOT and HKEY_CURRENT_USER branches, and you don't ...
Davie Ant's user avatar
5 votes

What is a faster way to search the Windows registry?

1. Summary I use Registry Finder to search the Windows registry. 2. Disclaimer This answer is relevant for September 2019. In the future, its data may be outdated. 3. Features Fully free ...
Саша Черных's user avatar
5 votes

Where are Registry Files stored in Windows?

I think the quickest and nicest way to achieve this is using PowerShell. $ Get-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Control\hivelist\ PS: You can navigate through the Registry as if it was a ...
itmuckel's user avatar
  • 438
5 votes
Accepted

REG ADD Ignores /f

If you run it as is, you'll see that the value added to the registry is actually HKEY_CURRENT_USER\Software\Microsoft\VBA\7.0" /f -- including an orphaned quotation mark, and the /f that was intended ...
Ƭᴇcʜιᴇ007's user avatar
5 votes

Can you please help me in deleting a registry folder?

Windows Registry Editor Version 5.00 [-HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\{018D5C66-4533-4307-9B53-224DE2ED1FE6}] Though it maybe even easier to ...
cybernard's user avatar
  • 14.1k
5 votes
Accepted

How to fix "Deny Everyone" permissions in registry

When you set EVERYONE DENY permissions you receive a warning that only the OWNER of the key will be able to change permissions or access it. On my Windows 10 system, the owner is SYSTEM. In most cases,...
Appleoddity's user avatar
  • 11.8k
5 votes
Accepted

What does `@` represent when dealing with Windows registry keys?

Looks like a broken import. When exporting to .reg files, @ is the (Default) value: Windows Registry Editor Version 5.00 [HKEY_CURRENT_USER\Test] @="Hello World" In your case, the .reg file might ...
Daniel B's user avatar
  • 63.5k
5 votes
Accepted

How do I Escape an Ampersand in a REG_SZ String?

REG_SZ strings are just strings. They don't have anything that needs escaping. Menu items are where the & character becomes special. In menu item titles, it indicates that the following letter ...
grawity_u1686's user avatar
4 votes

How to definitely remove/uninstall Bluetooh drivers and devices in Windows 10? (Regedit)

There could be a more simple way to try. Open Windows settings Click "Devices" Make sure it's on "Bluetooth & other devices" Click on the device you want to remove Click "Remove device" Now go ...
KiLL3Rw0lF's user avatar
4 votes
Accepted

What is "(Default)" key every Windows Registry Key

What is the Windows (Default) Registry Key? Why does this Key exist? The original 16-bit registry didn’t have named values. All it had were keys, and associated with each key was a single piece of ...
DavidPostill's user avatar
  • 158k
3 votes
Accepted

.reg file syntax to change a value

Use: Windows Registry Editor Version 5.00 [HKEY_CLASSES_ROOT\SystemFileAssociations\image\shell\edit\command] @="\"C:\\Program Files (x86)\\Notepad++\\Notepad++.exe\" \"%1\"" This article has good ...
w32sh's user avatar
  • 11.9k
3 votes

Set "never combine" in Windows 7 using the registry?

Standing on the shoulders of Rob: Via powershell (src): #http://superuser.com/questions/135015 $taskbarButtonsRegKey = 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced' if (((Get-...
fiat's user avatar
  • 2,091
3 votes

How to increase mouse sensitivity beyond limits in Windows Regedit?

The existing answers either do not work in Windows 10 or have no meaning, belonging to the old days when DPI was around 400, and Microsoft was making efforts to enhance its IntelliPoint software ...
harrymc's user avatar
  • 484k

Only top scored, non community-wiki answers of a minimum length are eligible