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

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65
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7answers
61k 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 ...
16
votes
5answers
30k 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?
4
votes
4answers
106 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
2answers
3k 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 ...
4
votes
1answer
5k 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 ...
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
3answers
25k 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 ...
3
votes
1answer
2k 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
3
votes
1answer
106 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
867 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
4answers
6k 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 ...
2
votes
3answers
3k 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
736 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
7answers
270 views

When to use disk cleanup

How often should you do a disk cleanup and when you do what should you delete?
2
votes
2answers
161 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
1answer
332 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
1k 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
1k 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
1answer
3k 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 ...
1
vote
1answer
234 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
1answer
7k 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). ...
1
vote
2answers
321 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
2answers
41 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
60 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
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
4answers
846 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. ...
0
votes
2answers
23 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
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
1answer
8 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 ...
0
votes
0answers
21 views

Windows Update Cleanup fails to clean up

I run Disk Cleanup as administrator and it showed 3.5G under Windows Update Cleanup. However, it didn't clean this space (or any that I can see) and on the next run showed 2.04M. Is there any way to ...
0
votes
0answers
42 views

How to clean an externally connected Windows volume of cruft?

I frequently will take Windows drives that are junked up by viruses, malware and general usage over to other machines in order to remove the infections, etc. vs fighting the battle on the machine in ...
0
votes
0answers
32 views

disk cleanup always finds more temporary files

Windows 8.1 Every day, before shutting down the PC, I ran CCleaner and delete all temporary files then I run windows Disk Cleaner built in tool, say 5 times in a row, always deleting, and it nevr ...
0
votes
1answer
62 views

Confirm if directory exists in a specific location then Run cmd 1 if not cmd 2

I have two scripts that I would like to merge into 1 batch file. The scripts just delete temp areas on windows 7 or xp, I would like to combine them by creating a conditional statement that states IF ...
0
votes
0answers
19 views

Error popup message (when rebooting) after Disk Cleanup

Okay, this is interesting. People told me that it's perfectly safe to delete the Temp folder. So I did, as I performed Disk Cleanup in C:, but guess what, I guess it's not perfectly safe. When I ...
0
votes
1answer
623 views

Windows XP: Disk Cleanup: File takes a long time to access

I recently ran Disk Cleanup (with the "compress old files" option) and Disk Defragmenter on a PC with Windows XP. This computer was purchased in 2004, and was a "middle of the road" computer at the ...
0
votes
1answer
203 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
votes
3answers
5k 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 ...
-1
votes
3answers
2k views

7z file manager crashed and left temp files behind

So I did a drag&drop extraction from 7z (windows), which creates temporary files (this was on purpose, as I was extracting to a network share.) Unfortunately, 7z crashed during this process and ...
-1
votes
2answers
60 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 ...