Fix App.html Errors

Sometimes Windows system displays error messages regarding corrupted or missing App.html files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent App.html file can therefore effect in failed execution of the started process.

App.html file Hypertext Markup Language. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of App.html related errors on your device. You can also download App.html file compatible with Windows 8.1, Windows 8.1, Windows 8, Windows 8, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 8.1, Windows 8.1, Windows 8, Windows 8, Windows 8

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download App.html

4.1 List of App.html file versions

File info

General information
Filename	App.html
File extension	HTML
Type	Internet Web
Description	Hypertext Markup Language

Software
Program	Windows 8.1
Software	Windows
Author	Microsoft
Software version	8.1

Details
File size	31601
Oldest file	2012-07-26
Latest file	2014-11-21

Most common App.html file related problems

There are various types of errors related to App.html file. App.html file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to App.html file. If you encounter one listed below (or similar), please consider the following suggestions.

App.html is corrupted
App.html cannot be located
Runtime Error - App.html
App.html file error
App.html file cannot be loaded. Module was not found
cannot register App.html file:
App.html file could not be loaded
App.html file doesn't exist

App.html

Application could not be started because App.html file is missing. Reinstall the application to solve the problem.

Problems related to App.html can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing App.html file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix App.html errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

App.html file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with App.html file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to App.html file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of App.html or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to App.html file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the App.html file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the App.html file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the App.html file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace App.html file

The last solution is to manually download and replace App.html file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded App.html file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of App.html file example directory paths.

Windows 8.1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\
Windows 8.1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\
Windows 8: 1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\
Windows 8: 1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\
Windows 8: 1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\

If the steps did not solve your App.html file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename App.html

System Windows 8.1

File size 31601 bytes

Date -0001-11-30

Download

File details
	MD5	1da30b0b2935138179900565f064099d
	SHA1	0f0e65b38046db437d8234945559d3dfc6a48b7c
	SHA256	6cdddb39ef4291a5c413224902ca13dfe09ba24a31fdd2311bbf0fe42e62edb9
	CRC32	acad42a1
	Example file location	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\

Filename App.html

System Windows 8.1

File size 8894 bytes

Date 2014-11-21

Download

File details
	MD5	f08b90447067660181038f93d2c8eb1f
	SHA1	6c12cde1957c32c899dac71275b5119004d27358
	SHA256	4b02befbec88fd3e49482670642400bd36cb65d1da2272b2f351d669fe02437b
	CRC32	c95343db
	Example file location	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\

Filename App.html

System Windows 8

File size 14184 bytes

Date 2012-07-26

Download

File details
	MD5	32f75d7a3e32945eb252bd86100f2f5e
	SHA1	8604a19dcdb2d71d820d66c509eeaa94975f2996
	SHA256	928247102f0f233fecfa6e52dd4e58833307340dcd94f35d6d6473e8b6c1eb9f
	CRC32	9ee8da12
	Example file location	1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\

Filename App.html

System Windows 8

File size 5644 bytes

Date -0001-11-30

Download

File details
	MD5	659ed082f995f1a00bb235fcd5abb55a
	SHA1	aa5bbb19c3353d39fc50d33141e9e6e641e1b20b
	SHA256	4ce2ab3637c8f54de5a7edc980ba66ba5eb7c1493eb2d1c54820552c9a26659f
	CRC32	78f5d45c
	Example file location	1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\

Filename App.html

System Windows 8

File size 12261 bytes

Date -0001-11-30

Download

File details
	MD5	b2b778ed2af4190e2e592ba58b6cec55
	SHA1	01a36a71f9ba5a3d9bcc7de3c57c2bdf962c2f8a
	SHA256	b76b9e57561236cbb8bd2a56fa84795e1b71490d5674e06cb661babc721e40d8
	CRC32	a8611178
	Example file location	1: C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.5.9600.20605_x86__8wekyb3d8bbwe\modernmail\app\