NIROTECH DOWNLOAD CENTER
Windows 11 Download Center
ISO • Installation • Updates • System Repair
Windows 11 Official Downloads
Download Windows 11 installation resources, update packages and upgrade tools. Learn how to install, update and repair Windows 11 safely.
Windows 11 Download Files
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Windows 11 ISO File (64-bit)
Official Windows 11 installation image for clean installation and upgrades.
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Windows 11 Installation Assistant
Upgrade a compatible Windows computer to Windows 11.
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Windows 11 Media Creation Tool
Create bootable Windows 11 USB installation media.
Windows 11 System Requirements
Processor
Compatible 64-bit CPU, 1 GHz, 2 cores
RAM
4 GB minimum
Storage
64 GB or larger
TPM
TPM 2.0
Firmware
UEFI, Secure Boot capable
Graphics
DirectX 12 / WDDM 2.0
How to Install Windows 11
- Back up important files.
- Check Windows 11 compatibility.
- Download Windows 11 ISO or installation tools.
- Create a bootable USB if required.
- Start Windows Setup and follow the instructions.
- Choose the correct installation options.
- Install Windows updates after setup.
Important:
A clean installation may erase personal files.
Always back up your data first.
Upgrade Windows 10 to Windows 11
- Check your PC's compatibility.
- Back up important files.
- Download Windows 11 Installation Assistant.
- Run the tool as administrator.
- Follow the upgrade instructions.
- Restart the computer when required.
How to Update Windows 11
- Open Settings.
- Select Windows Update.
- Click Check for updates.
- Install available updates.
- Restart the PC if required.
Windows 11 System File Repair
Open Command Prompt as Administrator.
Step 1: Repair Windows Image
DISM /Online /Cleanup-Image /RestoreHealth
Step 2: Repair System Files
sfc /scannow
Wait for each command to finish. Review the results and restart if necessary.
Check Your Windows Version
Press Windows + R and enter:
winver
This displays your Windows version and OS build.
