KIS & KAV (officially compatible with Windows 8.1)
-Kaspersky Internet Security v14.0.0.4651(b).5146
http://products.kaspersky-labs.com/english/homeuser/kis2014/kis14.0.0.4651abEN_5146.exe
-Kaspersky Anti-Virus v14.0.0.4651(b).5142
http://products.kaspersky-labs.com/english/homeuser/kav2014/kav14.0.0.4651abEN_5142.exe
http://products.kaspersky-labs.com/english/homeuser/kis2014/kis14.0.0.4651abEN_5146.exe
-Kaspersky Anti-Virus v14.0.0.4651(b).5142
http://products.kaspersky-labs.com/english/homeuser/kav2014/kav14.0.0.4651abEN_5142.exe
For trial reset follow this:-
KASPERSKY TRIAL RESET
Open Notepad++ or any other Editor you are prefer too, copy the text and save it for example as "kivx64trialreset.reg" (or whatever you want to name it, make sure it's a .reg file).
For x64 systems:
Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\SPC\Certificates]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\KasperskyLab\protected\LicStorage]
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\KasperskyLab\protected\AVP14.0.0\settings]
"Ins_InitMode"=dword:00000001
For x86 systems:
Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\KasperskyLab\protected\LicStorage]
[HKEY_LOCAL_MACHINE\SOFTWARE\KasperskyLab\protected\AVP14.0.0\settings]
"Ins_InitMode"=dword:00000001
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\SPC\Certificates
Open Notepad++ or any other Editor you are prefer too, copy the text and save it for example as "kivx64trialreset.reg" (or whatever you want to name it, make sure it's a .reg file).
For x64 systems:
Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\SPC\Certificates]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\KasperskyLab\protected\LicStorage]
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\KasperskyLab\protected\AVP14.0.0\settings]
"Ins_InitMode"=dword:00000001
For x86 systems:
Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\KasperskyLab\protected\LicStorage]
[HKEY_LOCAL_MACHINE\SOFTWARE\KasperskyLab\protected\AVP14.0.0\settings]
"Ins_InitMode"=dword:00000001
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\SPC\Certificates
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