Window registry is a hierarchical database that stores configuration settings and options on Microsoft Windows operating systems. It contains settings for low-level operating system components as well as the applications running on the platform: the kernel, device drivers, services, SAM, user ...

learn more… | top users | synonyms (1)

61
votes
10answers
219k views

How do you remove a default program association for file types in Windows 7?

I somehow have set the default file type association for a file type in Windows 7. It doesn't appear to be possible to delete it from the "Change the file type associated with a file extension" ...
59
votes
4answers
5k views

Is “HKLM” an alias for “HKEY_LOCAL_MACHINE”?

HKLM is often used as an abbreviation for HKEY_LOCAL_MACHINE. Somewhat unexpectedly this also appears to be true when I ask reg for a value. C:\>reg query "HKLM\SOFTWARE\Microsoft\Windows ...
47
votes
2answers
37k views

How can I disable flashing icons on Windows 7 taskbar?

I set my Windows 7 taskbar to auto-hide. However, sometimes when a program changes or something new happens in a program, the taskbar will show its self, and its respective taskbar icon will begin ...
44
votes
7answers
14k views

Linux equivalent of Windows Registry

What is the Linux equivalent of Windows Registry? If there is no equivalent or similar structure in Linux, how are the things that are done by the Windows Registry handled in Linux?
35
votes
12answers
2k views

Is it worth cleaning the registry?

I have heard that you should keep the registry clean on Windows. Is this actually important or is it just myth?
34
votes
3answers
16k views

Remove Desktop entry from Alt+Tab list

Is it possible to remove the entry for the desktop from Windows 7's Alt+Tab list? So far I have found a post telling me to add an entry to the registry: ...
31
votes
5answers
206k views

How to reset shortcuts (.lnk file) in Windows 7?

Somehow I went to open a shortcut and Windows couldn't find the target but instead of pointing the shortcut to the .exe it pointed the .lnk file handler to the .exe, so now all my .lnk files are ...
27
votes
2answers
4k views

What happens when I delete the entire Windows registry?

I've been wondering what would happen if I delete all the registry stuff. Would my PC stop working? Edit: I've edited the code, now it should delete the registry. cd %TMP% reg query HKCR> ...
26
votes
4answers
49k views

What's the easiest and fastest way to compare 2 registry files?

I would like to find the changes made in the registry after installing something on my computer. However I would like to also know what can be done with ease as a general procedure.
23
votes
5answers
4k views

Is there a way to see all files and registry entries that an application installs?

I am trying to figure out if there is a way to basically install an application into a sandbox, so that I can easily see all files it created and all registry entries it added without searching the ...
22
votes
4answers
10k views

Which special variables are available when writing a shell command for a context menu

When extending the Windows' shell context menu (e.g. for adding an 'Open command here' prompt on directories), a 'command' key needs to be created in the registry. The value of this 'command' key ...
21
votes
5answers
28k views

“Always use this program to open these files” is grayed out. Why?

I inadvertently set the Registry Editor to be the default editor for *.txt files. Now when I go to change the default, "Always use this program to open these files" is grayed out. This is the case ...
18
votes
3answers
2k views

Why won't normal uninstalls remove values from the registry?

Expanding on How do I remove residual traces of uninstalled software from the registry? -- every time I uninstall a program and then later look it up via RegEdit it's still there! Why are the ...
18
votes
2answers
3k views

How to restore the Process Name column in Process Explorer?

Currently, Process Explorer's window does not show the process name: (When I run Process Explorer as another user, the column displays correctly.) I have tried dragging all the column handlers, ...
16
votes
4answers
3k views

Difference between a stand-alone executable file, and an installed executable?

I have noticed on Windows, at least, that you can download a direct, statically-linked executable file and launch it directly, or write your own program and executable it (even dynamically) without ...
15
votes
7answers
21k views

“Create new text document” option missing from context menu

I noticed today that there is no longer a "Create new text document" option in my Windows 7 (x64 Ultimate) context menu when I right click. No idea how or when it disappeared, point is it's gone. ...
15
votes
1answer
21k views

Where are the Windows Registry Files stored?

Where can I find the files edited when you run RegEdit?
15
votes
4answers
14k views

How to change the cmd.exe font? [duplicate]

Possible Duplicate: How to change the Windows console font? Firstly: I have tried the options dialog for it (the one that Windows shows) and I don't want that. The default windows option ...
14
votes
3answers
26k views

Disable Hyperthreading in the Windows 7 registry

Some bios's Do Not have the option to disable Hyperthreading of the CPU, it there a way to disable it in the Windows 7 Registry? Or a tool or software? I know about msconfig boot tab (advanced ...
13
votes
7answers
3k views

Why does Windows still have the BSOD on Ctrl+Scroll+Scroll “feature”?

While Windows XP came out I heard about a testing feature that existed to manually cause a BSOD (Blue Screen Of Death). I also heard this was supposed to be removed in XP Service Pack 2. It didn't get ...
13
votes
3answers
989 views

Is registry cleaning effective? [duplicate]

Most so called experts would say online that registry cleaning speeds up your computer. I just found a handful opinions that say otherwise i.e. Howtogeek article Also there are some indirect answers ...
12
votes
7answers
76k views

How to edit the registry in Windows 7

Seems like a simple question, but how do you edit the registry in Windows 7? regedit seems nowhere to be found. Or at least typing "reg" into the Search box on the start menu yields nothing, even ...
12
votes
2answers
26k views

Changing windows service display name?

I would like to change the display name of a windows service that has already been created. I have read online that I can just alter the value in the registry. If I alter it in the registry and then ...
12
votes
2answers
19k views

Delete Windows file association using .reg file

Question: Using a .reg file, how do I completely remove a file type association? I tried e.g. deleting HKEY_CLASSES_ROOT\myextension_auto_file but that's apparently not enough. Background: On Windows ...
12
votes
2answers
686 views

The Windows Registry - Why (and Where) Does It Exist?

Was talking to a friend about the registry, and realized I couldn't remember the issues Microsoft was trying to solve that brought it into being. I know it had something to do with too many different ...
12
votes
8answers
8k views

Easiest way to get right-click “Open command window here” with admin priveleges in Windows 7

I don't want to install PowerToys, I'd rather a simpler solution for this specific problem. I've tried Ctrl+Shift+Right-Click. I've tried adding a registry script, but I get the following error: ...
12
votes
3answers
36k views

Tool to access another user's registry HKEY_CURRENT_USER

I am looking for a way to access the registry of other users on a computer (so I can copy them). The idea is that I am trying to get a complicated Delphi app to compile and run on more than one ...
11
votes
1answer
3k views

How can I display additional boot and shutdown information on the Windows 7 welcome screen?

There is a small tweak, I believe it is a registry key, that allows to display additional information on the Welcome and Shutting down screens of Windows 7 (and most likely Vista, too). I have ...
11
votes
3answers
8k views

where in the registry does Windows store, with which program to open certain file types?

After installing Adobe PDF reader: *.PDF will be opened by the same. *.html with web browser. *.txt with notepad. If we want to make notepad++ a default editor of text files. I guess it simply changes ...
11
votes
3answers
399 views

Is there a software that can index the contents of the registry for quick lookups? [closed]

Searching in the Windows registry can be ve------ry------ lo----ng. Is there some tool available that can index the contents of the whole registry, or contents of a single hive, such that fast ...
11
votes
4answers
711 views

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

I use Sysinternals Procmon utility to monitor the registry access by some programs. Most log entries have the Path property starting from HKCU\… or HKLM\…, that corresponds to the registry hives ...
11
votes
5answers
59k views

Remapping a keyboard key in windows 8.1 [duplicate]

How can I remap keyboard keys in windows 8.1? I'm looking for a simple utility which will modify registry and would not require running at startup. I tried sharpkeys but, it does not seem to work in ...
11
votes
3answers
2k views

Make Windows “Show icon and notifications” by default, but let you hide some

In Windows 7 if you have the Always show all icons and notifications on the taskbar option disabled, the setting for individual applications defaults to Only show notifications. Is there a magical ...
10
votes
4answers
25k views

Permanently disable num lock in windows?

I like to use the number keys for cursor movement. But every so often I hit Num Lock by mistake, and then instead of moving the cursor where I want it, I end up with an input like this: 44444488 ...
10
votes
5answers
52k views

Where can I find what license key was used in my installed copy of Visual Studio 2008?

I have legitimate copies of Visual Studio 2008 installed on several computers, each with different license keys. I cannot remember what key was used on each install. Where in the registry can I find ...
10
votes
2answers
382 views

How to assign a icon for “Copy/Cut/Paste/Delete” Windows default context menu items?

Problem Under Windows 8/8.1 x64, I would like to assign a custom icon for the default Windows context menu items such as Copy, Cut, Paste, Delete, Undo, Redo and SendTo items, which by default has ...
9
votes
5answers
51k views

Deleted Path environment variable, how to restore?

I accidentally deleted the Path environment variable by creating a new one with Path name. How can i restore my old Path environment variable?
9
votes
5answers
35k views

How to disable Google Chrome's Auto-update feature?

I am using Google Chrome. I re-installed it today as it was crashing when I start it. I guess may be that this was due to any of my Extensions or Google Update. I disabled my extensions but it was ...
9
votes
4answers
11k views

How can I pin a program to the Windows 7 Taskbar, with parameters?

In my case, I have to login and manage user accounts on a specific PC on our network quite frequently. I just learned that I can use the Windows Computer Management Snap-in to connect to another PC ...
9
votes
4answers
3k views

Altering specific configuration values in the On-Screen Keyboard of Windows 7

I have to use the On-Screen Keyboard of Windows 7 for typing: (In case you haven't used it yet, you can get it via: All Programs -> Accessories -> Ease of Access -> On-Screen Keyboard or simply ...
9
votes
7answers
39k views

How do I remove an old version of WinPcap?

When installing WinPcap 4.1.2 on Windows 7 I receive the following message "A previous version of WinPcap has been detected on this system and cannot be removed because in use by another ...
9
votes
4answers
2k views

Increase granularity, range and curvature of the volume control slider

There is a common problem for USB speakers (such as Logitech SBS-150 in my case, for which Logitech provides no solution) and headphones- they are too loud. When you use the Windows volume control ...
8
votes
7answers
947 views

Version control for Windows configuration

How can I put my Windows personal configuration under version control? Summary (details and examples follow): Personal configuration (e.g. desktop preferences), not system configuration (e.g. ...
8
votes
3answers
3k views

How to add item to right-click menu when NOT selecting a folder or file? [duplicate]

How do I add a menu item to my context menu to open up powershell (or any other arbitary application) when I right-click inside Windows Explorer? I found tons of links on how to add menu items when ...
8
votes
3answers
19k views

Changing Windows 8 file type icon

I'm having trouble changing the icon for specific file types in Windows 8. I have read countless how tos including this question and this one, tried FileTypesMan and several other programs and edited ...
8
votes
2answers
2k views

Syncing Windows registry between several computers

There's a certain folder in my Windows XP registry that I would like to be synchronized between my 2 computers, Dropbox-style. The way I want it to be is that every time I make a registry change in ...
8
votes
1answer
32k views

Where is the Default Program associations stored in the registry? [duplicate]

If I run the assoc command-line utility for an extension, it shows the file type/description for the extension I set in the registry. But if I go to Control Panel -> Default Programs - Set ...
8
votes
3answers
1k views

How do I remove the “Undo” option from Windows' right-click context menu?

I am looking to remove the Undo option from the menu. I have looked at the similar questions on Super User, and I cannot find a method to remove this item. Please include more than just a link to ...
8
votes
2answers
9k views

Recover Windows 7 license key from formatted drive

I recently performed a fresh install of Windows 7 on my computer, but only as I deleted the old partition (that contained my old Windows 7 install) did I remember I hadn't extracted my Windows ...
8
votes
2answers
7k views

What are the differences between the multiple ControlSets in the Windows registry?

There are multiple branches with “ControlSet” in their names under HKEY_LOCALMACHINE\SYSTEM. What are the fundamental differences between the way Windows uses these 3 keys? HKLM\System\ControlSet001 ...