RAS File Extension

What is RAS file?

RAS filename suffix is mostly used for Sun Raster Graphic files. Sun Raster Graphic format was developed by Sun Microsystems. Files with RAS extension may be used by programs distributed for Linux, Mac OS, Windows platform. RAS file format, along with 522 other file formats, belongs to the Raster Image Files category. PaintShop Pro supports RAS files and is the most frequently used program to handle such files, yet 10 other tools may also be used.

Programs which support RAS file extension

The list that follows enumerates programs compatible with RAS files, divided into 3 categories based on operating system on which they are available. Files with RAS extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with RAS extension?

Problems with accessing RAS may be due to various reasons. On the bright side, the most encountered issues pertaining to Sun Raster Graphic files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install PaintShop Pro

The main and most frequent cause precluding users form opening RAS files is that no program that can handle RAS files is installed on user’s system. This issue can be addressed by downloading and installing PaintShop Pro or different compatible program, such as ACDSee, Canvas, XnView. The full list of programs grouped by operating systems can be found above. The safest method of downloading PaintShop Pro installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Check the version of PaintShop Pro and update if needed

If you already have PaintShop Pro installed on your systems and RAS files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of PaintShop Pro installed, it may not support RAS format. The latest version of PaintShop Pro should support all file formats that where compatible with older versions of the software.

Step 3. Assign PaintShop Pro to RAS files

After installing PaintShop Pro (the most recent version) make sure that it is set as the default application to open RAS files. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Clicking the RAS with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• Finally select Look for another app on this PC, point to the folder where PaintShop Pro is installed, check the Always use this app to open RAS files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with RAS extension, select Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• If you followed the previous steps a message should appear: This change will be applied to all files with RAS extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the RAS file is complete and free of errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper RAS file. Being unable to access the file can be related to various issues.

1. The RAS may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the RAS file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the RAS file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

If you obtained the problematic RAS file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with RAS extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle PaintShop Pro

If the systems has insufficient resources to open RAS files, try closing all currently running applications and try again.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Sun Raster Graphic files. It may be the case that the RAS files work properly with updated software that addresses some system bugs.

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