Download Pester.bat to Fix Errors

Sometimes Windows system displays error messages regarding corrupted or missing Pester.bat 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 Pester.bat file can therefore effect in failed execution of the started process.

Pester.bat file DOS Batch. 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 Pester.bat related errors on your device. You can also download Pester.bat file compatible with Windows 10 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10

File info

General information
Filename Pester.bat
File extension BAT
Type Script
Description DOS Batch
Program Windows 10
Software Windows
Author Microsoft
Software version 10
File size 925
Oldest file 2017-03-18
Latest file 2017-03-18

There are various types of errors related to Pester.bat file. Pester.bat 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 Pester.bat file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to Pester.bat 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 Pester.bat 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.

Pester.bat 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

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with Pester.bat 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.

Windows Update

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

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. 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 Pester.bat 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

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 Pester.bat file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the Pester.bat file with properly working version. To use the tool:

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

Step 4: Restoring Windows system

Windows Recovery

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

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

If all the above-mentioned methods failed and the Pester.bat 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 Pester.bat file

The last solution is to manually download and replace Pester.bat 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 Pester.bat file.

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

  • Windows 10: C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\bin\

If the steps did not solve your Pester.bat 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 Pester.bat
System Windows 10
File size 925 bytes
Date -0001-11-30
File details
MD5 ae50055b1cdf8855c89616473392c167
SHA1 e20af79e7ec1b2dba3df7600c46e9ca613df1a3c
SHA256 eb83a9d837cfe2f409ca3839b017e307a7a65782cb6a0ae0c50731c244dad40e
CRC32 2ffc37c8
Example file location C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\bin\