問題︰個harddisk d位自己愈黎愈少

減既幅度大約有幾多？
會唔會係同開機檔或者紀錄檔有關？

oh!
應該是你電腦的 files作怪
你上網時,電腦會把一些圖片和文件save到 folder
這會佔用你hard disk的空間!
你跟住下面的steps來做,當你關掉IE,電腦就會delete temporary files  
   
Clear your temporary automatically

If you're really serious about keeping people out of your browsing business, you can automatically delete your cached files every time you close your browser. To do this:

1. In Internet Explorer, open the Tools menu and click Internet Options.
2. Click the Advanced tab and then scroll to Security.
3. Select the Empty Temporary Internet Files folder when browser is closed checkbox, and then click Apply.

Now, every time you close your browser, your cached files are automatically deleted.