Insert a USB flash drive with at least 8GB of space (note that all data on the drive will be erased).
This method works if you have a valid Windows 8.1 product key. windows 8.1 download iso 64 bit
Choose 64-bit Download (also labeled as "64-bit (x64)"). Insert a USB flash drive with at least
| Specification | Details | | :--- | :--- | | | x64 (AMD64) | | File size | Approximately 4.1 GB to 5.2 GB | | Min RAM required | 2 GB | | Min storage | 20 GB free space | | Processor | 1 GHz with PAE, NX, and SSE2 support | and SSE2 support |