Disk Cleanup is a built-in tool in Windows to delete temporary files that are safe to delete.

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226
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7answers
255k views

Can I delete the the folder C:\ProgramData\Package Cache\?

There is a new folder full of installers located at C:\ProgramData\Package Cache\. I believe this is from visual studio 2012 RC. Does anyone know if I can delete these GB of data without ...
18
votes
5answers
38k views

Windows Disk Cleanup: “Compress old files” option

Should I check "compress old files" option while performing disk cleanup on Windows XP? What are the pros and cons? Likewise, there is another option in Local Disk Properties window: "Compress drive ...
8
votes
1answer
1k views

Turn off the Desktop Cleanup Wizard popup forever

Every one in a while, I get a notification asking me if I want to remove unused icons from the Windows XP desktop. How can I turn off this notification forever?
8
votes
2answers
16k views

Disk cleanup missing “windows update cleanup” windows 7

Im on windows 7 Im trying to get rid of the excessive files inside the winsxs folder (my drive is only 38gb) However, I seem to be stuck in a loop to solve this. There is no option inside disk ...
7
votes
3answers
5k views

Why does Disk Cleanup take so much time and cpu?

Just a curiosity question. Disk Cleanup has been spending 100% of one of my cores for quite a while and still going. Seems to be spending a lot of time especially on Windows Update Cleanup. Can't ...
5
votes
2answers
4k views

MacPorts: How to clean out source code

So I haven't cleaned up after MacPorts in, um, ever and I'm trying to cut down on the disk space it's using. The source code for several (but not all) of the ports are still on my disk. Since I've ...
5
votes
3answers
28k views

Safely remove files from Windows 7 system folders?

My Windows folder is 20 GB big. How do I safely detect and remove unnecessary files? Specifically, I'm looking at: /Windows/Installer, which is 7 GB /Windows/WinSxS, which is 4 GB ...
5
votes
1answer
5k views

hdparm vs /dev/zero in hdd erase

So, what is more secure and why? hdparm --security-erase-enhanced NULL /dev/sdX or dd if=/dev/zero of=/dev/sdx
4
votes
4answers
143 views

Disk space visualizer with delete function

Is there a tool that let me (recursively) visualize how much diskspace space directories and files (!) consume on my disk and that lets me delete directories and files (!) which would result in a on ...
4
votes
4answers
28k views

Is it possible to delete `C:\ProgramData\Microsoft` folder without breaking programs?

I have a large hard drive, but over the course of time, I find that I now only have 5 GB of space. While manually looking through my hard drive, I noticed that the folder C:\ProgramData\Microsoft ...
4
votes
1answer
6k views

Ways to reduce the disk size of Windows XP

According to Microsoft's documentation an installation of XP SP3 peaks at 1.5GB However, in my case the actual size of C:\WINDOWS is 12 GB, amounting to a ten-fold difference. Neither CCleaner nor ...
4
votes
2answers
12k views

where are “temporary files” cleaned by Windows 7 Disk Cleanup?

my disk cleanup seems unable to delete lotsa megs worth of "temporary files" that it sees, even after I went and deleted contents of various temp folders I found myself. I would like to try delete ...
3
votes
9answers
1k views

Cleanup Windows XP on netbook

I already moved all installed application software to drive D:, but C: (4&nnsp;GB SSD) is full since the auto update to SP3. I don't need or want things like Windows Media Player, Windows Messenger, ...
3
votes
4answers
9k views

When running `rm -rf`, is it possible to exclude certain subdirectories?

I routinely use bind mounts to aid in making space available in multiple locations without having to have multiple logical volumes / physical partitions / LUNs, etc. For example, I may have a 200G LV ...
3
votes
7answers
427 views

When to use disk cleanup

How often should you do a disk cleanup and when you do what should you delete?
3
votes
1answer
9k views

How to clean Windows\Installer folder in Windows 10?

My C:\Windows\Installer folder is huge: 14 GB. My understanding is that this is where failed updates go to die, and it should not be this big. What is the correct way to clean it on Windows 10?
3
votes
1answer
116 views

Is there such a concept as “dead thumbnails” in Windows?

I realised that in disk cleanup (cleanmgr.exe) there is an item "Thumbnails": Windows keeps a copy of all of your picture, video, and document thumbnails so they can be displayed quickly when ...
3
votes
1answer
1k views

After reinstallation, Disk Cleanup disappears when I click OK

After I reinstalled Windows 7, Disk Cleanup stopped working. I can start Disk Cleanup and select the drive to clean, but when I click on the OK button, the window disappears. Any solutions? Here's ...
2
votes
3answers
5k views

If I use CCleaner regularly, will it damage or reduce the life time of hard disk?

I found CCleaner very useful to clean all unnecessary data on a hard drive and wipe out free space. But what makes it different from normal delete to secure delete, and I wonder what it will do on ...
2
votes
2answers
995 views

Advanced clean up/speed up tips?

My PC is nearly 2 years old now, and I have noticed it getting slower and less responsive over time. I really don't like the idea of a clean install - mostly because of the amount of downloading and ...
2
votes
2answers
179 views

Recover disk space used by Windows installer

Updating to Windows 8 Pro on my PC consumed an additional 20 Gb or so and I'd like them back. How do I recover the space used by the installer / updater?
2
votes
2answers
207 views

Keep Disk Space Cleanup Manager from running while I'm working?

Every day I'm at my desk working away when my CPU fan takes off like an airplane. When I check my running processes it's almost always the Disk Space Cleanup Manager and today it was using 19% of my ...
2
votes
1answer
11k views

Is it safe to remove Per user queued Windows Error Reporting?

I was cleaning up my laptop hard-disk, running Windows 7, and as part of the process I ran the Disk Cleanup utility. To my surprise I saw 2 items in the list that were quite large (both ~300MB). ...
2
votes
1answer
796 views

Windows 7 Deployment Image Servicing and Management (DISM) tool fails when trying to clean C:\windows\winsxs

I am running Windows 7 Home Premium 64-bit edition and I am tyring to run the Windows 7 Deployment Image Servicing and Management (DISM) tool, DISM.exe, have to try and clean/reclaim some space from ...
2
votes
1answer
230 views

File History Cleanup errors with 800405ff

I'm trying to clean up my File History items on Window 8.1, but when I click on the "Clean up versions" I get the following error: Could not clean up File History data Failed to perform File ...
2
votes
1answer
4k views

Batch delete temporary Windows files (system, browsers, cache, etc) for all users

Is anyone in this community using a particular technique to achieve batch deletion of temporary data (such as Windows temp folders, browsers cache, etc) for all users? The tricky part seems to be: ...
2
votes
1answer
4k views

can't remove windows 7 update files [duplicate]

I'm trying to free-up space on my windows 7 OS drive. I've install all windows updates to-date and the Windows folder has almost doubled in size. I've read some articles on how to remove unneeded ...
2
votes
1answer
2k views

Automating Disk Cleanup on Windows using commandline

I am trying to run Disk Cleanup in the Command Prompt (and through a C# program) and so I went through all the available options from this link: http://support.microsoft.com/kb/315246 Whilst I ...
1
vote
3answers
2k views

Is there any software for cleaning Windows' temp folder?

Is there any software for cleaning Windows' local settings / temp folder? With no installing, not many options, just a simple, nice interface with buttons to do what's needed and which wouldn't ...
1
vote
5answers
2k views

Before I sell my iBook with OS 10.3, what should I do?

I'm planning to sell my ancient G3 iBook running OS 10.3. Before I do, it seems prudent to create a new admin, purge the old users, and wipe the disk's free space. I'd do a clean reinstall but the ...
1
vote
2answers
104 views

Why should we wipe disks multiple times? [duplicate]

There exists various ways of destroying the data on a disk. Even simple wipes differ, some disk utilities give these options: Format (does not actually wipe) Wipe 1 time with zero Wipe 1 time with ...
1
vote
1answer
269 views

Where is the “ Clean up System Files” in “Disk Cleanup Wizard”?

I am trying to reduce the size of my WinSxS folder by following this article on How-To Geek: http://www.howtogeek.com/174705/how-to-reduce-the-size-of-your-winsxs-folder-on-windows-7-or-8/ In there ...
1
vote
1answer
115 views

How to prevent Windows 7 from creating system restore files and shadow copies?

I have noticed that my Windows 7 partition loses free space about half a gigabyte every day until there is no space left anymore. I can work around this by going to Disk Cleanup -> More Options -> ...
1
vote
1answer
284 views

System Restore Obsolete data Stores

http://support.microsoft.com/kb/301224: If you start the Disk Cleanup utility and you click the Disk Cleanup tab, a System Restore: Obsolete Data Stores entry is available. These are files that ...
1
vote
2answers
375 views

Windows 7: 'drive cleanup' actually cost 1gb of space. How can I fix that?

I just ran the 'drive cleanup' utility on Windows 7 after it complained that my C drive had only 2 gb free (of 40 gb). I ran it, and now I'm down to 900mb free, after it said it would remove some 4gb ...
1
vote
4answers
1k views

Windows 7: What is \Windows\Temp?

Trying to figure out where all the room on my new laptop went I found over 90GB eaten up by my c:\Windows\Temp directory. None of these files I recognize and many seem to have not changed in months. ...
1
vote
1answer
1k views

Any reason not to delete Service Pack Backup Files?

I am using Windows 7 SP1, and I ran the Disk Cleanup utility. It tells me that I can save 920MB if I delete the Service Pack Backup Files. Apparently, if I do so, I won't be able to uninstall the ...
1
vote
2answers
319 views

Disk Cleanup wants to clean a lot of temporary files

Windows 7 Disk Cleanup thinks I have 72 GB of temporary files that it's offering to delete. From what I saw in other questions, it tries to delete from the Users directory; according to WinDirStat, my ...
1
vote
0answers
74 views

How can I perform Disk Cleanup on all user accounts that exist on a computer?

Can you help me with some ideas regarding a possible way that I can use for performing maintenance tasks on all computer users in one shot (e.g. Disk Cleanup, Registry Cleanup)? I would like to kill ...
1
vote
3answers
341 views

Is there a way to know what the Windows Disk Cleanup utility will delete?

When I run the Disk Cleanup utility that's built into Windows 8, it tells me that it can free up 53GB by deleting 'Temporary Files'. However, a CCleaner analysis on default settings only finds about ...
1
vote
0answers
14 views

Cleanmgr.exe does not show option to clean installed service packs [duplicate]

Possible Duplicate: Why does the /winsxs folder grow so large, and can it be made smaller? I copied Cleanmgr.exe and Cleanmgr.exe.mui as it was suggested here, but when I run it it shows 4 ...
0
votes
1answer
4k views

cleanup C:\Windows\WinSxS\Temp\PendingDeletes and PendingRenames

Both, the PendingDeletes and the PendingRenames folder within the windows temp folder are about 1GB in size. Is there any save way to empty or delete those folders? C:\Windows\WinSxS >10GB C:\Windows\...
0
votes
1answer
67 views

disable Compress old files checking in Disk Cleanup in Windows XP

On an OS drive with approx 168K files, 27K folders of approx 28GB, that include OS (Windows XP SP3), drivers and a bunch of large applications such as Visual Studio, MS Sql Server, MySql, Java, ...
0
votes
2answers
610 views

How to find out what eats up my hard drive space on OS X?

First of all, I do use Clean My Mac 2, but even so, something is still eating up my hard drive space. For example yesterday I had 27 GB free space, today I only have 22 GB. I haven't downloaded or ...
0
votes
2answers
6k views

System Volume Information folder occupied 100 gb

I have been noticing recently, my C drive gets occupied fully even if there are no bigger programs installed. Out of 150gb, after uninstalling few programs, the space left was 30gb. Day by day it ...
0
votes
1answer
2k views

Can you cleanup the “Users” folder in Windows 7 from information/saved data whose corresponding application has been removed?

After a lot of installations of various applications in my machine, various folders are created in the Users/myusername folder. After I have removed most of my applications last week, there are still ...
0
votes
0answers
19 views

Cleaning up previous versions of Microsoft tools

Since I develop .NET applications, one of the first things I do on my computer is install Visual Studio and the rest of Microsoft development tools. Unfortunately they handle updates horribly. When I ...
0
votes
1answer
20 views

What was the last thing to consume space?

I did a disk cleanup to free about 1GB of space, to realize moments after it was consumed by something once again. How can I find out what took that space?
0
votes
1answer
163 views

Option to remove old windows update files from Winsxs not available in disk cleanup; KB2852386 IS installed

I have update KB2852386 installed so that I can cleanup old update files. I have a 30gb SSD which has absolutely NO space left on it. I want to cleanup my winsxs folder (21GB), but the option in disk ...
0
votes
0answers
2k views

How to remove temporary installation files safely while the Disk Cleanup tool does not work?

The problem and its question in steps: I am trying to remove the (Temporary installation files) that is mentioned in this link: http://winsupersite.com/windows-10/prevent-windows-10-upgrade-...