Installing AHCI Drivers on Win 7 (Need help)

jordawgg

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Nov 4, 2015
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Hello,

I have recently bought an SSD to use in addition to my two hard drives. I have got the transfer done and everything, and I went to test its performance in Samsung Magician. It said I need IDE/AHCI enabled. I cannot find anywhere in my BIOS that allows this, and the latest driver for my mobo is about a year after I bought it.

The Motherboard is a Gigabyte GA-78LMT-s2p model. I downloaded the AHCI drivers but I cannot figure out how to install them. Anyone care to enlighten me?

Using a Samsung 850 Evo.

Notes: I extracted the files from the driver .zip and found the folder labeled "W764A" which I assume to mean it contains the drivers for a 64bit windows 7 system. Running the .msi file opens it in AMD Catalyst installer, where it promptly does nothing and won't let me click next to try installing it.

My next thought is perhaps I need to put it on a usb drive and install it from boot?

Again thanks for any help.
 
Solution
I was just looking at your mobo and depending what rev your board is 3.1, 4.0 or 5.x the latest update for the BIOS for rev 4.0 and 5.x is in 2012, rev 3.1 is in 2011. Hopefully that is new enough to include ssd instructions
I have a couple of GA-MA785GM-US2H (among others) and ide and ahci are 2 different modes to set the controllers to run your HDD's.
I believe it is under "Integrated Peripherals" in the Bios. It should look like the 2 pics below.
CAUTION -
If it is set to "Native IDE" mode and you change it to AHCI mode without making a change to your registry in your current operating system you will Bluescreen.
When you say you've done the transfer, transfered data or the OS itself? Are you booting from this SSD?
I can't seem to upload pics from my HDD but, here is the link to your manual (or close) the 4th one down , the second english version, page 29,

http://

michael


 
Extract the contents of the msi file with 7zip or winrar and there should be an .exe or 2 that should start the install, I would think the SSD should be plugged in so the OS can see it.
 


Hi mchldpy,

thanks for answering me. I did not see this until just today. I am trying your solutions.

When I try to extract the .msi files with 7zip it says there are no archived files within it.

I do not know how to edit the registry to prevent blue screening... how would I avoid that.

I transferred the OS itself and some necessary data. I had quite the time with it. I have an OEM version system and no disk. I had to try and trim the computer as much as possible by saving everything to another hard drive then deleting everything but the OS and a few programs. I would have liked to have done a clean install but without the OEM disk it just wasn't possible, and I wasn't shelling out the cash for something I have already paid for.
 


 
I don't know what's up with the answer process as it is geeking or I am.
I've never found an .msi file I couldn't extract but that doesn't mean there aren't any.
"said I needed IDE/AHCI enabled" Nothing like a generic message. 7x64 is going to run in one or the other---- DID YOU d/l the latest drivers for your Mobo , it might not know what an SSDHD is, depending on how old the mobo is.
As for the registry, M$ has on it's website an executable that will change your running OS to IDE or to AHCI AND THEN ON REBOOTING will do it as it is restarting. It also has the manual instructions on doing it yourself in the registry. Both drivers are by default already in w7x64. The .inf files for the mobo and/or the OS how to use the ssd will be needed. If your running SP1 and all hotfixes since, I would say you need to update your mobo drivers including the BIOS, which should be done very carefully.
 
I was just looking at your mobo and depending what rev your board is 3.1, 4.0 or 5.x the latest update for the BIOS for rev 4.0 and 5.x is in 2012, rev 3.1 is in 2011. Hopefully that is new enough to include ssd instructions
 
Solution


Just realized that the board has had AHCI all along. I looked up a guide to edit the registry and change the BIOS and that was all I needed. Thanks for your help, the links you gave were very helpful!
 


 




 
I forgot to mention, there are apps/software/instructions on how to make an install disk from an operating system but then sometimes as long as no corruption is present the way you did it or cloning is preferred, since you don't have to start from scratch and re-setup how you like it.