Right-click the primary partition (the blue bar) and choose . Set the File System to FAT32 .

Search for in the Start menu, right-click it, and select Run as Administrator .

Note: If you don't see FAT32, your drive is likely larger than 32GB. Skip to Method 3 or 4. Check and click Start . Click OK on the warning prompt to finish. Method 2: Using Disk Management

Method 4: Using Third-Party Tools (Best for Large Drives > 32GB)

This guide covers every method to format your USB, whether it’s a standard 16GB thumb drive or a massive 128GB external disk. Method 1: Using File Explorer (Best for Drives ≤ 32GB)

Click . If the drive is larger than 32GB, the FAT32 option will be grayed out or missing. Method 3: Using Command Prompt (Bypass the 32GB Limit)

: Primarily for bootable drives, but excellent for simple formatting. In Rufus, set "Boot selection" to Non-bootable and select FAT32 .

Press and wait. For a faster (but slightly less thorough) method, use: format /FS:FAT32 /Q D: Using DiskPart (Alternative Command)

If you have a large drive and don't want to install third-party software, you can use the command line. .

Type the following command, replacing D with your actual USB drive letter: format /FS:FAT32 D: