Microsoft Download Center Archive
 | Update for Windows 8 for x64-based Systems (KB2770917) |
These updates (*.msu) provide a collection of performance and reliability improvements that are designed to improve the Windows 8 experience.
- These updates (*.msu) provide a collection of performance and reliability improvements that are designed to improve the Windows 8 experience. We recommend that you apply all of these updates as part of your regular maintenance routines. Failure to install all of the packages listed above could leave your machine in an untested state.
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Files
 | Status: LiveThis download is still available on microsoft.com. The downloads below will come directly from the Microsoft Download Center. |
| File | Size |
|---|---|
 Windows8-RT-KB2758246-v2-x64.msuSHA1: 8c895cccd44b73e35a9ec21baaa9a03c64291e62 | 10.97 MB |
| Windows8-RT-KB2770917-x64.msu SHA1: ef1d536e13e6ae7b8bcc05d3d3f9ba2c697249d3 | 90.50 MB |
| Windows8-RT-KB2771744-x64.msu SHA1: c3d1c492b69cd4732ba1232c21d4fc092181c0db | 5.82 MB |
| Windows8-RT-KB2771821-x64.msu SHA1: ec9d73d97ae36fa87b60861912e1fc58d43f8987 | 4.78 MB |
| Windows8-RT-KB2777166-x64.msu SHA1: 59075f8bbea5d61cc5169aa4491ea59bfd72d834 | 24.91 MB |
| Windows8-RT-KB2778171-x64.msu SHA1: 3a2d136ca84d8c3f733d28e674300f13d353b55c | 2.77 MB |
| Windows8-RT-KB2780342-x64.msu SHA1: 3310dc3db720580949762fe51434312333227af6 | 3.87 MB |
| Windows8-RT-KB2780523-x64.msu SHA1: 403fdbdd029aaa160f9d25e5092940b2ad4a595e | 452 KB |
File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.
System Requirements
Operating Systems: Windows 8
Installation Instructions
- To start the download, click the Download button and then do one of the following, or select another language from Change Language and then click Change.
- Click Run to start the installation immediately.
- Click Save to copy the download to your computer for installation at a later time.
- Repeat this process until all of the following KBs have been installed: KB2770917, KB2777166, KB2758246, KB2780342, KB2771821, KB2771744, KB2778171, KB2780523