ALG File Extension

What is ALG file?

Full format name of files that use ALG extension is ER Mapper Algorithm. ER Mapper Algorithm specification was created by ERDAS, Inc.. ALG file format is compatible with software that can be installed on Windows system platform. Files with ALG extension are categorized as GIS Files files. The GIS Files subset comprises 255 various file formats. Users are advised to use ERDAS ER Mapper software for managing ALG files, although 1 other programs can also handle this type of file. On the official website of ERDAS, Inc. developer not only will you find detailed information about theERDAS ER Mapper software, but also about ALG and other supported file formats.

Programs which support ALG file extension

Programs that can handle ALG files are as follows. Files with ALG 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 ALG extension?

Problems with accessing ALG may be due to various reasons. Fortunately, most common problems with ALG files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with ALG files.

Step 1. Get the ERDAS ER Mapper

The main and most frequent cause precluding users form opening ALG files is that no program that can handle ALG files is installed on user’s system. This issue can be addressed by downloading and installing ERDAS ER Mapper or different compatible program, such as ArcView. Above you will find a complete listing of programs that support ALG files, classified according to system platforms for which they are available. The safest method of downloading ERDAS ER Mapper installed is by going to developer’s website (ERDAS, Inc.) and downloading the software using provided links.

Step 2. Verify the you have the latest version of ERDAS ER Mapper

If the problems with opening ALG files still occur even after installing ERDAS ER Mapper, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ERDAS ER Mapper is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why ALG files are not compatible with ERDAS ER Mapper. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using ERDAS ER Mapper.

Step 3. Set the default application to open ALG files to ERDAS ER Mapper

After installing ERDAS ER Mapper (the most recent version) make sure that it is set as the default application to open ALG files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Clicking the ALG with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• The last step is to select Look for another app on this PC option supply the directory path to the folder where ERDAS ER Mapper is installed. Now all that is left is to confirm your choice by selecting Always use this app to open ALG files and clicking OK.

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected ALG file open the file menu and choose Information
• Open the Open with section by clicking its name
• 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 ALG extension. Next, click the Continue button to finalize the process.

Step 4. Check the ALG for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the ALG file in question. Being unable to access the file can be related to various issues.

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

If the ALG is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. ALG file is infected with malware? Follow the steps suggested by your antivirus software.

2. Verify that the ALG file’s structure is intact

If you obtained the problematic ALG file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with ALG 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

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the ER Mapper Algorithm file.

4. Verify that your device fulfills the requirements to be able to open ERDAS ER Mapper

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

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with ER Mapper Algorithm file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ALG files.

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