Windows 98, Microsoft is one of the great platforms codenamed Memphis presented on 15 May 1998 and 25 June 1998 will be officially released and replacement for Windows 95 was considered. 

In Iran, it reminds users to work well with old computers and also have a lot of memories! It is capable of processing 32-bit operating system with 16-bit version, which drew the attention of many users and they will be willing to use this operating system.
Parsa 99 software for Windows 98 Arabic English that implement these changes without any change in the files of Windows and the slightest disturbance in the normal operation the system is designed and implemented.
The use of new techniques and unique features in Persian for the first time took the opportunity to use the features of Microsoft Office programs and programming languages ​​led to the attention of interested Parsa 99 products Persian tool and in a short time Iran's best-selling software product to be. 
Parsa 99 has 3 main program and subprogram 2 is:
- Persian Parsa Maker: This program operates in secret and you realize it will not do. The program features the addition of Farsi to Windows is.
- File Converter: This program is for converting files with programs other than the standard Microsoft Windows written in Persian. And intend to use them in Windows.
- IPT 4.0: IPT program that allows you to see which programs Windows Persian (or Arabic) are not compatible, you can write in Persian.
- Toolbox: It helps you to quickly and Parsa other programs from the toolbar tray (Tray bar) access.
- Keyboard: the Persian words on the keyboard shows.

A key feature of Parsa 99:
- Ability to type in English on all Windows 98
- Maintain full compatibility with how the letters in the standard character 1256 and Windows 2000
- Fixed a bug in the MS Office 97 English letters
- The possibility of using solar date in the standard software with Windows and MS Office 97
- Ability to sort correct english characters in MS Office
- Ability to type in English graphics and design applications through IPT 4.0
- Ability to convert records created by other Windows Persian Parsa format 99
- English guide for Windows 98 and Parsa guide 99 HTML document can be used as a probe withInternet
- 25 font beautiful english
- And ...