CHTML File Extension

CHTML file icon
Compact HTML Document

What is CHTML file?

Full format name of files that use CHTML extension is Compact HTML Document. Files with CHTML extension may be used by programs distributed for Linux, Mac OS, Windows platform. CHTML file format, along with 303 other file formats, belongs to the Web Files category. The most popular program for handling CHTML files is Windows Notepad, but users can choose among 9 different programs that support this file format. Software named Windows Notepad was created by Microsoft Corporation. In order to find more detailed information on the software and CHTML files, check the developer’s official website.

Programs which support CHTML file extension

The list that follows enumerates programs compatible with CHTML files, divided into 3 categories based on operating system on which they are available. CHTML files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with CHTML extension?

Problems with accessing CHTML may be due to various reasons. What is important, all common issues related to files with CHTML extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install Windows Notepad

The most common reason for such problems is the lack of proper applications that supports CHTML files installed on the system. This one is an easy one. Select Windows Notepad or one of the recommended programs (for example, Mozilla Firefox, NotePad++ text editor, Microsoft Internet Explorer) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support CHTML files, classified according to system platforms for which they are available. The safest method of downloading Windows Notepad installed is by going to developer’s website (Microsoft Corporation) and downloading the software using provided links.

Step 2. Check the version of Windows Notepad and update if needed

If you already have Windows Notepad installed on your systems and CHTML 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. This can be one of the causes why CHTML files are not compatible with Windows Notepad. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Windows Notepad.

Step 3. Set the default application to open CHTML files to Windows Notepad

If you have the latest version of Windows Notepad installed and the problem persists, select it as the default program to be used to manage CHTML 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 CHTML file
  • 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 Windows Notepad is installed, check the Always use this app to open CHTML 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 CHTML extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with CHTML extension. By clicking Continue you confirm your selection.

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

Should the problem still occur after following steps 1-3, check if the CHTML file is valid. Being unable to access the file can be related to various issues.

1. The CHTML 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 CHTML file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the CHTML file is indeed infected follow the instructions below.

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

If you obtained the problematic CHTML 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. It could happen the the download process of file with CHTML extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative 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 Windows Notepad

If the system is under havy load, it may not be able to handle the program that you use to open files with CHTML extension. In this case close the other applications.

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

Latest versions of programs and drivers may help you solve problems with Compact HTML Document 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 CHTML files affecting older versions of given software.

Do you want to help?

If you have additional information about the CHTML file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on CHTML file.

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