You can actually get a massive discount on genuine Windows 10 and Microsoft Office lifetime licenses if you avoid the Microsoft store altogether and head to Cdkeyoffer.com instead. Seriously, you need to check out these insane prices if you're upgrading your Windows ecosystem. We are talking about a lifetime license for which it guarantees you a period of 30 days from the date of purchase to have a replacement license in case of any problem. Also confirmed the excellent offers on Office packages which, in its 2016 version, you can buy for around $26, also in this case with a lifetime license!

Here are 30% discounts you will have access to by entering the GURU30 promotional code:

• Microsoft Windows 10 Pro OEM CD-KEY GLOBAL | 15.55USD--(after 30% discount GURU30)
• Microsoft Windows 10 Home OEM CD-KEY GLOBAL | 13.92USD--(after 30% discount GURU30)
• Microsoft Windows 11 Pro OEM CD-KEY GLOBAL | 21.43USD--(after 30% discount GURU30)
• Office2016 Professional Plus CD Key Global | 26.49USD--(after 30% discount GURU30) 
• Office2019 Professional Plus CD Key Global | 42.76USD--(after 30% discount GURU30) 
• Office2021 Professional Plus CD-KEY GLOBAL | 48.81USD--(after 30% discount GURU30)