Specifically for Windows 7. Tag with "windows" if it's related to Windows OS in general.

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1483
votes
3answers
154k views

Why does Windows think that my wireless keyboard is a toaster?

I've inherited an old PC from my girlfriend's dad and when setting up the printer I got a bit of a surprise: Two questions spring to mind here: Why does Windows think my wireless keyboard is a ...
262
votes
27answers
71k views

How to mess up a PC running Windows 7? [closed]

Ok, so for my PC class I have to find 3 hacks that would mess up the lab's PC. Me and my partner are going to mess up the PC and then another team will try to fix it. The system on it is Windows 7. ...
226
votes
9answers
157k views

Menu select item stuck on screen after context or command menu has closed

Periodically when I select a menu command, the label or selected option gets "stuck" on screen and won't go away. I can close all open applications, including whichever one I was using when it got ...
201
votes
10answers
834k views

How do I get different background images on my dual monitors?

Is there a way to set two different background pictures for my two monitors in Windows 7? By default the same background picture is used for both displays. I am looking for a solution without ...
198
votes
13answers
612k views

How to search inside files on Windows 7?

In Windows XP we can search for files that contain a defined keyword (inside all files types). Windows 7 can look inside files for a keyword, but only for text files. (*.doc, *.txt, *.inf, ...), not ...
192
votes
2answers
4k views

How do I reset the time on my computer without turning it on?

Alright, so today, I did something very stupid: Do an experiment on my computer without backing it up. So I saw that the calendar in Windows could only go up to 12/31/2999 (or something like that). ...
176
votes
6answers
93k views

How to control Windows 7 snap feature with two monitors?

There is the Snap feature in Windows 7. But it seems to not work when dragging window to the edge that are adjoin to the second monitor. How to make it working? May be some regedit cheat or something? ...
150
votes
5answers
93k views

Notepad++ is unable to load langs.xml, why?

Whenever I open NotePad++ the following error message appears: --------------------------- Configurator --------------------------- Load langs.xml failed! --------------------------- ...
149
votes
6answers
157k views

Inverting direction of mouse scroll wheel

Is there a way to make a mouse scroll wheel invert its direction? I'd like to scroll upwards and have that action scroll downwards and vice-versa. There is no setting on the Mouse control panel that ...
143
votes
3answers
207k views

Where can I download Windows 7 (legally from Microsoft)?

I just bought a serial for Windows 7 on-line from the Microsoft store (the most painful shopping experience EVER!). I selected that I wanted to download my version of Windows 7 after purchase. After ...
138
votes
5answers
307k views

How can I display the contents of an environment variable from the command prompt in Windows 7?

In Windows 7, when I start the Command prompt, is there any command to display the contents of an environment variable (such as the JAVA_HOME or PATH variables)? I have tried with echo $PATH, echo ...
135
votes
4answers
87k views

How to pin either a Shortcut or a Batch file to the new Windows 7 Taskbar?

We are having trouble adding our batch scripts to the new Windows 7 taskar. Our batchfiles take some arguments and just execute other application based on those arguments . To keep it simple, we ...
131
votes
6answers
112k views

How can I delete a symbolic link?

I created a symlink using mklink. Now I need to change it but I can't figure out how to delete it so I can recreate it correctly.
112
votes
8answers
8k views

What is the danger of inserting and browsing an untrusted USB drive?

Suppose someone wants me to copy some files to their USB stick. I'm running fully-patched Windows 7 x64 with AutoRun disabled (via Group Policy). I insert the USB drive, open it in Windows Explorer ...
110
votes
4answers
26k views

How does Windows know whether it has internet access or if a Wi-Fi connection requires in-browser authentication?

In Windows 7, the notification area networking icon will show an error indicator if there is no internet access , and the error icon goes away once there is a successful connection to the internet . ...
106
votes
6answers
48k views

Preventing applications from stealing focus

Are there any solutions to prevent applications stealing focus from the active window? This is especially annoying when I'm starting an application, switch to do something else and the new ...
104
votes
3answers
64k views

Where should the .vimrc file be located on Windows 7?

I recently installed vim on Windows 7 as a stand-alone binary. Where should I put my .vimrc file?
104
votes
2answers
158k views

What do green folders mean in Windows 7 Explorer?

I downloaded a ZIP file and dragged the files out of the ZIP into a directory. The subdirectories I copied displayed in Windows Explorer in green instead of the default black. What does the green ...
102
votes
21answers
7k views

Easiest way to find out if user has either Windows 7 or Vista (through telephone support)?

If you have to provide some initial troubleshooting support by phone [or email], and you don't have access to the user's PC itself, what is the easiest and most foolproof question one can ask of the ...
101
votes
15answers
9k views

How can I fix a computer that is infested with malware and is extremely unresponsive? [duplicate]

Possible Duplicate: How do I get rid of malicious spyware, malware, viruses or rootkits from my PC? I'm troubleshooting a Windows 7 PC for a friend. A couple of days ago it started running ...
99
votes
10answers
226k views

How to stop jucheck from running? Java won't remember “Check for Updates Automatically” setting

I've installed Java on Windows Vista, and every day I get a Vista security warning asking me if I want to run "jucheck". Apparently this is the Java automatic updater. Well, I don't want it to run ...
98
votes
2answers
16k views

What limits Windows 7 x64 machines to <=192GB RAM?

I know motherboards, BIOS, etc may set lower limits on how much RAM we may install on individual machines. However, what defines the maximum RAM for Windows 7 x64? Is that a fundamental ...
95
votes
7answers
411k views

How do I change the default font of Sticky Notes?

How can the default font be changed for the Windows 7 Sticky Notes application? I can't stand that faux handwriting font it uses.
95
votes
1answer
14k views

I accidentally plugged my USB mouse into my eSata port… it works?

I'm on a Thinkpad T510 and I accidentally plugged my Razor USB mouse into the eSata port not realizing my error because it has been working fine this whole time. Does this seem a little odd?
95
votes
12answers
121k views

Using Windows 7, how can you use multiple mice (to get multiple cursors)?

Is it somehow possible to use two mice in Windows 7? I think this could be useful; like using two fingers on a multi touch display...
94
votes
13answers
399k views

How can I find out what motherboard is in my computer?

I want to find out the exact model of my computer's motherboard so that I can see what sort of memory chip, graphics cards and other components it supports. I'm using Windows 7 Ultimate 64-bit.
94
votes
9answers
9k views

What is the rationale behind safely removing USB media from windows PCs? [duplicate]

Quite often when I'm in a rush, I automatically pull out a USB pendrive or USB cable from an external hard drive from my desktop PC or laptop, without right-clicking on the safely remove icon in the ...
92
votes
10answers
247k views

What can I do if I forgot my Windows password?

I got a brand new Windows 7 machine, installed the operating system, created one account and forgot its password. What can I do? There is no external CD, the operating system is loaded from somewhere ...
91
votes
1answer
10k views

Windows 7 and Vista Activation FAQ: How do language, version, 64-bit or 32-bit, and source affect ability to install and transfer Windows licenses?

We get a lot of questions on Super User about Windows activation and licensing. This question is an attempt to answer the most common questions in one place with a canonical answer. When ...
88
votes
9answers
177k views

Command prompt (Windows 7) grep equivalent?

Is there a command prompt (Windows 7) grep equivalent? That is, I want to filter out the results of a command: Bash use: ls | grep root What would it be from a Windows command prompt?
88
votes
9answers
260k views

How can I read my hard drive's SMART status in Windows 7?

How can I read the S.M.A.R.T. state of my HDDs while using Windows 7, either automatically or manually?
86
votes
7answers
7k views

Does a computer use fewer resources when programs are minimized?

When programs are minimized in Windows 7, do they use less memory and CPU than leaving them maximized?
83
votes
8answers
23k views

My colleague often shuts down my machine through the LAN - how do I prevent it?

This might sound weird. My colleague and I were working on a Windows machine. He frequently shuts it down through the LAN. He usually follows these steps: Access command prompt, enter shutdown -i. ...
83
votes
4answers
13k views

Why can't you uninstall multiple programs at once in Windows?

Why won't Windows allow you to uninstall or remove multiple programs at once? What is the reasoning behind this? Will it mess up an internal system? I am not looking for how to uninstall multiple ...
81
votes
20answers
106k views

Is there a built-in checksum utility on Windows 7?

Is there a built-in checksum/hash utility on Windows 7?
80
votes
5answers
996k views

How do I locate the MAC address of my computer?

I am unable to locate the MAC address in a new computer with Windows 7. I've tried ipconfig /all in the console to which I got no items match your search. I also tried getmac. A screen flashed very ...
80
votes
17answers
9k views

Convincingly “breaking” a system for a non technical user [closed]

For various reasons out of scope for Super User, I've been tasked with temporarily disabling one of my own systems. I have full admin control and own this system. It’s running Windows 7 SP1. I want to ...
79
votes
0answers
40k views

Looking for MD5 utility that integrates to Windows [duplicate]

Is there any small utility that integrates with the Windows shell and computes md5 of files on demand? I'm too lazy to launch the command line.
78
votes
4answers
173k views

Disable “Do you want to change the color scheme to improve performance?” warning

Sometimes this dialog box will pop up (see screenshot below). Every time it appears I select "Keep the current color scheme, and don't show this message again". Windows then reminds me again -- either ...
78
votes
14answers
278k views

How do I synchronise two folders in real-time in Windows 7?

I want to synchronise two folders in real time under Windows 7. Basically, I want to monitor a folder and synchronise each change (new files, changed files, deleted files) to another drive. It has to ...
77
votes
7answers
67k views

Is it possible to install Windows 8 using Microsoft Virtual PC?

I'm trying to install Windows 8 on my pc via Microsoft Virtual PC. However I get this annoying, non-descriptive error: I'm looking to find out if Microsoft Virtual PC supports Windows 8, and if so ...
76
votes
4answers
80k views

Change environment variables as standard user (Windows 7)

When clicking on "Advanced system settings", I need to login as the administrator and hence only edit the administrators environment variables (in addition to the machine wide ones). How do I edit the ...
75
votes
2answers
8k views

What makes Secure Login (CTRL+ALT+DEL) Secure?

I was reading about enabling CTRL+ALT+DEL as a security measure when logging in. My question is, what exactly is secure about it? What goes on "behind the scenes" that makes it safe from viruses and ...
74
votes
4answers
5k views

Why does performance of a regular hard drive decrease over the duration of a benchmark while SSD doesn't?

I use HD Tune to measure performance of the hard drive. The tests typically take 2-3 minutes and the transfer rate of a regular hard drive decreases dramatically as the test comes to a close. ...
74
votes
4answers
19k views

How do I disable Aero Shake in Windows 7?

I'm always accidentally minimizing most of my windows. This is really annoying. How do I disable Aero Shake?
74
votes
6answers
25k views

Windows 7 Taskbar Icon Highlight Sticks

After running Win 7 for some unknown period of time, the taskbar icon highlight starts to stick (video demo here: http://screencast.com/t/l5LhJ2uM). If I restart or kill explorer.exe and relaunch, it ...
71
votes
5answers
216k views

How can I move the page file to another physical disk location?

I would like to know exact instructions for moving the page file from 1 disk location to another disk in Windows 7. I.e. from an SSD to a non-SSD drive. I've spent about two hours searching - ...
70
votes
9answers
46k views

ShellExecute failed (2) error for Notepad++ on Windows 7 64bit

ShellExecute failed (2): Is this command correct? "C:\Program Files (x86)\Notepad++\notepad++.exe [location of file to edit] I seem to have some issue with RIGHT CLICK > Edit with Notepad ++. ...
70
votes
5answers
227k views

Why does WMI Provider Host (WmiPrvSE.exe) keep spiking my CPU?

I generally keep my laptop on 24x7, and at the end of the day it's really annoying to have my thighs burnt because over overheating. The overheating seems to be a result of WMI Provider Host ...
69
votes
5answers
7k views

How can I permanently customize the Command Prompt in Windows 7?

I would like to change the prompt to $p$g$_$f permanently, but it resets itself every time I reopen the command window. How can I get it to stay the same forever for eternity?