There are four products of Piriform and they are
- CCleaner � It is the number-one tool for cleaning your PC. It protects your privacy and makes your computer faster and more secure! For more info - https://www.piriform.com/ccleaner
- Defraggler � Speed up your PC with quick & easy defragmentation. Defrag entire hard drives, or individual files. Works with HDD and SSD and supports NTFS and FAT32 file systems! For more info - https://www.piriform.com/defraggler
- Recuva � Recover your deleted files quickly and easily. Accidentally deleted an important file? Lost files after a computer crash? No problem - Recuva recovers files from your Windows computer, recycle bin, digital camera card, or MP3 player! For more info - https://www.piriform.com/recuva
- Speecy � Fast, lightweight, advanced system information tool for your PC. Need to find out what�s inside your computer? Speccy has all the information you need! For more info - https://www.piriform.com/speccy
CCleaner
Go to the page of CCleaner. Scroll down till you see this. Click on free trial under professional plus as shown in picture.
Download It. Don�t install it now only if you are installing all the products. If only less hen four then do install it now and go to bottom of the post.
Defraggler
Go to this link :- https://www.piriform.com/defraggler/download/standard
Automatically it will start to download. Don�t install it now only if you are installing all the products. If only less hen four then do install it now and go to bottom of the post.
Recuva
Go to this link :- https://www.piriform.com/recuva/download/standard
Automatically it will start to download. Don�t install it now only if you are installing all the products. If only less hen four then do install it now and go to bottom of the post.
Speecy
Go to this link :- https://www.piriform.com/speccy/download/standard
Automatically it will start to download. Don�t install it now only if you are installing all the products. If only less then four then do install it now and go to bottom of the post.
Install the software which you just downloaded.
Now download the text file from the given link :- Text File
Now disconnect your pc/laptop from internet
For CCleaner it will ask you to register as soon as you complete its installation.
Click �I already have a key� and then put your name and then the key provided you in the text file. Click Register
For others go to Option/Help> About and Click Upgrade to PRO button
Put your name and serial from text file. Click Register
One important thing when they show that updates are available download them manually and install them.