You can always change the MAC Address of your NIC (Network Interface Card). If you have any difficulties in calling MS for activation,( I quite understand that many people living in less developed countries have difficulties in making a phone call.
People living in developed countries may not appreciate this because they had never faced any problems on this count.
I want to do this with Windows 7 also, but if they are going to require reactivation each time I swap drives, its going to be a pain in the butt.
In XP the only things that would trigger it was a CPU or Motherboard change.The hard drives are the same except for serial number, however, but I don't think that makes any difference.I don't think a hard drive change is enough to trigger a need to reactivate.If it does trigger reactivation, then it's just a simple Computer type PC/Desktop System Manufacturer/Model Number Self built custom OS 64-bit Windows 10 Pro CPU Intel i7-3930K 3.2 Ghz (O/C 4 Ghz) Motherboard ASRock X79 Extreme11 Memory 32 GB (4x8GB) G.SKILL DDR3 Quad PC3-19200 2400MHz Graphics Card MSI N760 TF 4GB5/OC GTX 760 4GB Sound Card SB Recon 3Di Integrated Chip Monitor(s) Displays 3 x 27" Asus VE278Q Screen Resolution 1920x1080 Keyboard Logitech wireless K800 Mouse Logitech MX Master PSU OCZ Series Gold OCZZ1000M 1000W Case Corsair Air 740 Cooling Corsair Hydro H115i Hard Drives 256GB OCZ Vector 6TB WD Black WD6001FZWX Internet Speed 100 Mb/s Download and 10 Mb/s Upload Antivirus Malwarebyte Anti-Malware Premium Browser IE11 Other Info Creative F200 webcam * Lite-On i HBS212 12x BD Writer * Samsung CLX-3175FW Printer * Linksys EA9500 Router * Arris SB6190 Cable Modem * APC SMART-UPS RT 1000 XL I've been cloning my Win 7 hard drive and swapping disks with no reactivation required.