How to downgrade from Windows 8 Pro to windows 7 Pro?

comguys3
comguys3 Member Posts: 3 New User

Need to downgrade winn8Pro on a Z5771 to Win7Pro. Win7Pro install CD will boot but it freezes on the first install screen. The same CD will boot on HP Notebooks and other HP desktops.

 

OS Name Microsoft Windows 8 Pro
Version 6.2.9200 Build 9200
Other OS Description  Not Available
OS Manufacturer Microsoft Corporation
System Name STATION0
System Manufacturer Acer
System Model Aspire Z5771
System Type x64-based PC
System SKU 
Processor Intel(R) Core(TM) i3-2120 CPU @ 3.30GHz, 3293 Mhz, 2 Core(s), 4 Logical Processor(s)
BIOS Version/Date American Megatrends Inc. P01-A1, 5/4/2012
SMBIOS Version 2.6
Embedded Controller Version 255.255
BIOS Mode UEFI
BaseBoard Manufacturer Acer
BaseBoard Model Not Available
BaseBoard Name Base Board
Platform Role Workstation
Secure Boot State Unsupported
PCR7 Configuration Binding Not Possible
Windows Directory C:\Windows
System Directory C:\Windows\system32
Boot Device \Device\HarddiskVolume2
Locale United States
Hardware Abstraction Layer Version = "6.2.9200.16384"
User Name STATION0\Admin
Time Zone Pacific Daylight Time
Installed Physical Memory (RAM) 4.00 GB
Total Physical Memory 3.91 GB
Available Physical Memory 1.73 GB
Total Virtual Memory 7.41 GB
Available Virtual Memory 5.07 GB
Page File Space 3.50 GB
Page File C:\pagefile.sys

Answers

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