MongoDB Migration from 3.x to 7.0.28

Modern Requirements4DevOps (MR 2025)

This article describes the step-by-step process to upgrade MongoDB from version 3.4.7 to 7.0.28 for Modern Requirements4DevOps.

Step 1: Backup Existing MongoDB

1. Download the MongoDB Backup & Restore Utility:
   MR4TFS_MongoDB_Backup_Utility_0.2.0.zip
2. Unzip the utility.
3. Open Command Prompt as Administrator and navigate to the extracted folder.
4. Run the following command:

.\MR4TFSMongoDBBackup.exe v2 backup "c:\mongodb\backup"

Step 2: Uninstall Existing Versions

1. Open Control Panel → Programs and Features.
2. Uninstall the following:
   • Modern Requirements4DevOps
   • MongoDB 3.4.7

Step 3: Rename Old MongoDB Data Folder

1. Locate the MongoDB installation directory.
2. Open the mongod.cfg file.
3. Identify the dbPath.
4. Navigate to that path and rename the folder as follows:

db  →  _db

Step 4: Install Modern Requirements4DevOps 2025

1. Download and install Modern Requirements4DevOps 2025.
2. This installation automatically installs MongoDB 7.0.28.

Step 5: Restore MongoDB Backup

1. Open Command Prompt as Administrator.
2. Navigate to the same folder used for the backup.
3. Run the restore command:

.\MR4TFSMongoDBBackup.exe v2 restore "c:\mongodb\backup\<Your backup file>.gzip"

Example backup file name:

1-6-2026 103023 AM.gzip