Types of SISX Files

Dominant SISX File Type

.SISX

Extension:	.sisx
Category:	Symbian OS Installation File

SISX file is a software installer file for devices that use Symbian OS 9.1 or later.SISX file includes cell phones that support the Nokia S60 3rd Edition platform and devices that use the UIQ 3 platform.

Author:	Symbian Ltd.
Division:	Uncommon Files
Key:	HKEY_CLASSES_ROOT\.sisx

Software Programs That Open The Symbian OS Installation File:

Nokia PC Suite by Nokia

Windows

Mac

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SISX File Complications

Frequent SISX Opening Issues

Nokia PC Suite is Not Installed

Double-clicking your SISX file prompts the message "- Can't Open SISX File". If so, it typically means that you don't have Nokia PC Suite installed for - . The OS won't know what to do with your SISX file, so double-clicking to load the file doesn't work.

Tip: Another SISX-related program can be selected to open the file by clicking "Show Apps" and finding the application.

Obsolete Version of Nokia PC Suite

It is possible that your version of Nokia PC Suite isn't able to open your Symbian OS Installation File file due to incompatibility. Download the latest Nokia PC Suite version from the Nokia website to ensure you have the correct one installed. This problem is most common when you have an older version of the software application, and your file was created by a newer version that it cannot recognize.

Tip: Investigate your SISX file by right-clicking and selecting "Properties" to find clues on what version you need.

Primarily, problems experienced when opening SISX files are due to having the incorrect version of Nokia PC Suite installed on your computer.

Other SISX File Opening Causes

You can still experience errors opening SISX files even with the latest version of Nokia PC Suite installed on your PC. If you are continuing to have errors with loading SISX files, other external issues might be to blame. Other contributing causes:

• File references in the Windows Registry for SISX are wrong
• Mistaken removal of the Windows registry SISX description
• Invalid installation of a SISX-associated program (eg. Nokia PC Suite)
• File corruption affecting your SISX file
• Your SISX is infected with malware
• SISX-related hardware has device drivers that obsolete
• Your computer does not have the adequate system resources to open the Symbian OS Installation File format