Note: Microsoft ended support for Windows 7 in January 2020. This guide is for legacy systems or offline use only. Do not connect a Windows 7 machine to the internet as it lacks security updates.
Report: How to Install Windows 7 via Pendrive 1. Prerequisites Before starting, ensure you have the following:
Pendrive: Minimum 8 GB (16 GB recommended). Windows 7 ISO file: The original disc image. A working computer to prepare the pendrive. Valid Product Key (printed on the device or in the purchase email). Driver backups: Especially for SATA/AHCI controllers and network cards (Windows 7 lacks modern drivers).
2. Preparing the Pendrive (Two Methods) Method A: Using Rufus (Recommended) como instalar windows 7 pelo pendrive
Download Rufus (portable, free). Insert the pendrive (backup data first—it will be erased). Open Rufus:
Device: Select your pendrive. Boot selection: Choose the Windows 7 ISO. Partition scheme: MBR (for BIOS/Legacy) or GPT (for UEFI). File system: NTFS (FAT32 fails for files larger than 4GB).
Click START → OK to write the ISO. Wait for "READY" status. Note: Microsoft ended support for Windows 7 in January 2020
Method B: Using Windows USB/DVD Download Tool (Official, but outdated)
Simpler but may fail with modern ISOs or large files. Follow the wizard: select ISO → USB device → begin copying.
3. Configuring the Target Computer's BIOS/UEFI Report: How to Install Windows 7 via Pendrive 1
Enter BIOS: Restart the PC and press F2 , DEL , F12 , or ESC (depending on manufacturer). Disable Secure Boot (if UEFI) – Windows 7 does not support it. Enable Legacy/CSM boot (if using MBR pendrive). Change boot order: Set USB/Removable device as the first boot option . Save changes (usually F10 ) and exit.
4. Installation Steps Step 1 – Boot from Pendrive