Standard Operating System Software
Shop by category
14 results
Sort: Best Match
- $43.98Was: $54.97was - US $54.97Free shipping
- Pre-Owned · Microsoft$18.98or Best Offer$3.98 shipping
- $49.99Free shipping
- $44.99$4.63 shipping
$69.99or Best OfferFree shipping8 watching- Brand New · Microsoft$69.99Free shipping0 bids2d 6h
- New (Other) · Microsoft$29.95or Best Offer$9.95 shipping
- $60.00$4.63 shipping
- $80.00or Best Offer$8.19 shipping5 watching
- Pre-Owned · Microsoft$10.51or Best Offer$8.38 shipping
- $250.00or Best OfferFree shipping
- $74.99or Best Offer$4.63 shipping
- $64.99or Best OfferFree shipping
- Brand New · Microsoft$55.00$4.63 shipping
Best selling
Top rated
- 88% agree - Reliable$39.99 New$34.99 Used
- 100% agree - Reliable$48.99 New$24.99 Used
- 100% agree - Reliable$38.99 New$25.31 Used
- 100% agree - Good value$199.99 New$60.00 Used
Review highlights
Recommended by our customersIt's been superb since SP3 was added.
By popjoh6
Don't trust MS - this was the last O/S with understandable architecture, making of me a member of the 30+ % of the world... see all reviews
Verified PurchaseGreat Retro System & Easy to Activate & Update
By rs6_wwrkse2@Deleted
MOST IMPORTANT!: I was able to activate it by phone. It was as expected, sealed and full retail suite. This was exactly ... see all reviews
Verified PurchaseClean install only. Not for Evaluation Version unlock
By pakel_7640
Arrived on time, sealed with sticker ***Note - This DID NOT activate the 2022 Evaluation version I had installed. Do ... see all reviews
Verified PurchaseWorked as advertised.
By leojbourne
Installed this on an old Compaq C700 laptop 1.4GHz dual core with 2 GB RAM. Selected Desktop Experience during install ... see all reviews
Verified PurchaseGreat! Installed 11 Pro from downloaded...
By marstay-12
Great! Installed 11 Pro from downloaded USB key and used number to activate -- I did not use the DVD itself see all reviews
Verified PurchaseSealed Original Microsoft License
By chdek8218
No issues. Perfect product. Will buy again. Thx! see all reviews
Verified PurchaseCame in legit sealed Microsoft envelope. Solid 100%
By calbor200
Came in sealed legit Microsoft hard card envelope with CD and license key covered in scratch off media. You have to scr... see all reviews
Verified PurchaseDOS LIFE
By v-t1339
Easy to install in a DOS partition made by most any disk management software. I used a 3.5 inch external drive with USB... see all reviews
Verified Purchase
