MTH File Extension

What is MTH file?

MTH filename suffix is mostly used for Derive Math Format files. Files with MTH extension may be used by programs distributed for Windows platform. MTH file belongs to the Data Files category just like 1326 other filename extensions listed in our database. The most popular software that supports MTH files is Derive. Software named Derive was created by Texas Instruments Inc.. In order to find more detailed information on the software and MTH files, check the developer’s official website.

Programs which support MTH file extension

Below is a table that list programs that support MTH files. Files with MTH 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 MTH extension?

Being unable to open files with MTH extension can be have various origins. Fortunately, most common problems with MTH 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 MTH files.

Step 1. Install Derive software

Problems with opening and working with MTH files are most probably having to do with no proper software compatible with MTH files being present on your machine. The solution to this problem is very simple. Download Derive and install it on your device. The full list of programs grouped by operating systems can be found above. If you want to download Derive installer in the most secured manner, we suggest you visit Texas Instruments Inc. website and download from their official repositories.

Step 2. Check the version of Derive and update if needed

If the problems with opening MTH files still occur even after installing Derive, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Derive is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Derive cannot handle files with MTH may be that the software is outdated. The most recent version of Derive is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign Derive to MTH files

If you have the latest version of Derive installed and the problem persists, select it as the default program to be used to manage MTH on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the MTH file
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where Derive is installed, check the Always use this app to open MTH files box and conform your selection by clicking OK button

Change the default application in Mac OS

• From the drop-down menu, accessed by clicking the file with MTH extension, select Information
• Find the Open with option – click the title if its hidden
• Select Derive and click Change for all...
• A message window should appear informing that This change will be applied to all files with MTH extension. By clicking Continue you confirm your selection.

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

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

1. Check the MTH file for viruses or malware

If the MTH 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. If the scanner detected that the MTH file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with MTH extension is complete and error-free

Did you receive the MTH file in question from a different person? Ask him/her to send it one more time. 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. It could happen the the download process of file with MTH extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Derive Math Format file.

4. Make sure that the system has sufficient resources to run Derive

The operating systems may note enough free resources to run the application that support MTH files. Close all running programs and try opening the MTH file.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Derive Math Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with MTH files affecting older versions of given software.

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