how to change installation of ssd from ide interface to ahci in windows 7

3 posts · originally from https://geek.digit.in/community/threads/how-to-change-installation-of-ssd-from-ide-interface-to-ahci-in-windows-7.157690/

HI,my question accidentally installed windows 7 to ide selection in bios instead of ahci.can i change the interface back to ahci,or is the ide interface sufficient for ssd,i did try to change it in the bios setup,but it was giving bsod,so changed it back to ide in bios and windows 7 is stable[ when i changed it to ahci interface mobo dr debug was giving error code a6- what is that?]
help from someone experience with ssd software installation

This is what you need :

GUIDE - Enabling AHCI mode AFTER Windows 7 Installation - Guru3D.com Forums

thanks a lot pal for the link especially this line was most important

In your BIOS select "Integrated Peripherals" and OnChip PATA/SATA Devices. Now change SATA Mode to AHCI from IDE.