https://ttlc.intuit.com/community/taxes/discussion/re-operating-system/01/3764164#M1398124 <P>The TurboTax 2025 desktop editions for Windows can only be installed on a personal computer using Windows 11</P> <P>You should get a refund from Costco</P> Sat, 07 Feb 2026 21:39:40 GMT DoninGA 2026-02-07T21:39:40Z https://ttlc.intuit.com/community/taxes/discussion/operating-system/01/3764152#M1398119 <P>I purchased my turbotax deluxe from costco.&nbsp; It says I need windows 11 to download, but I have windows 10.&nbsp; Can I still use what I purchased?</P> Sat, 07 Feb 2026 21:36:15 GMT https://ttlc.intuit.com/community/taxes/discussion/operating-system/01/3764152#M1398119 zimmerki 2026-02-07T21:36:15Z https://ttlc.intuit.com/community/taxes/discussion/re-operating-system/01/3764164#M1398124 <P>The TurboTax 2025 desktop editions for Windows can only be installed on a personal computer using Windows 11</P> <P>You should get a refund from Costco</P> Sat, 07 Feb 2026 21:39:40 GMT https://ttlc.intuit.com/community/taxes/discussion/re-operating-system/01/3764164#M1398124 DoninGA 2026-02-07T21:39:40Z https://ttlc.intuit.com/community/taxes/discussion/re-operating-system/01/3770275#M1400735 <P>Thank you</P> Wed, 11 Feb 2026 00:03:11 GMT https://ttlc.intuit.com/community/taxes/discussion/re-operating-system/01/3770275#M1400735 zimmerki 2026-02-11T00:03:11Z