You need to be very careful doing anything with the Windows Installer file. This MS website might help you understand it.
Can you safely delete files in the %windir%Installer directory? The Windows Servicing Guy
You mention that you now have about 18 GB free on the HDD. Have you considered downloading Macrium Reflect Free & either cloning or making an image of your existing HDD to a larger, say a 250 GB drive. You can download Macrium Reflect Free at this website.
Macrium Software | Macrium Reflect Free
Pardon my ignorance, but how will creating an image of my drive help?
As seen on one of my replies, the main problem is that my Windows folder takes a huge amount of space (currently ~70GB), which I don't know how to free. I believe solving this would solve my problem.
Thanks a lot!
My Computer
At a glance
Microsoft Windows 7 Professional 64-bit 7601 ...Intel(R) Core(TM) i5-3337U CPU @ 1.80GHz6.00 GBIntel(R) HD Graphics 4000
- Computer type
- Laptop
- Computer Manufacturer/Model Number
- Toshiba
- OS
- Microsoft Windows 7 Professional 64-bit 7601 Multiprocessor Free Service Pack 1
- CPU
- Intel(R) Core(TM) i5-3337U CPU @ 1.80GHz
- Motherboard
- TOSHIBA PORTEGE Z930
- Memory
- 6.00 GB
- Graphics Card(s)
- Intel(R) HD Graphics 4000
- Sound Card
- (1) Realtek High Definition Audio (2) Intel(R) Display Aud
- Screen Resolution
- 1280 x 1024 x 32 bits (4294967296 colors) @ 60 Hz
- Hard Drives
- TOSHIBA THNSNF128GMCS

