64bit doesn`t work anymore

Check and work please

Works for me. Not sure what your issue is. :o

64 Bit has been working on my Hackintosh since release. Gone through multiple Updates since 64 Bit released, NO issues here.

[System Specs:]

[Hackintosh-Andromeda:]

Profile: iMac 18,3 - 27" iMac, Mid 2017

i7 7700K 4.2GHz, 4c/8t
Gigabyte GA-H270-HD3 MOBO
CoolerMaster Hyper212 EVO
32GB Corsair Vengeance LPX DDR4-CL14 2400MHz RAM - (4 x 8GB Sticks)
Fenvi FV-T919 WiFi-AC & Bluetooth 4 PCI-e x1 Card
Lite-On DVD-Burner
Silverstone FS303B 3-Bay Hot Swap Bay
Samsung 860 Pro 1TB SSD - High Sierra 10.13.6 - (17G8030), (APFS), w/Web Driver 387.10.10.10.40.130 & CUDA Driver 418.163
Samsung 860 Pro 1TB SSD - Win 7 Pro SP-1 x64
Western Digital Black 2TB SATA HD - MacOS Time Machine/Games, 1TB ea. Partition - (HFS+)
One MacVidCards’ GTX-1070 8GB GDDR5 VRAM - Low Power - (one 8 Pin Connector)
One EVGA GTX-1050 2GB GDDR5 VRAM
SabreNT USB Audio
Rosewill NightHawk-117 E-ATX Case
Corsair HX750i Platinum 750 Watt PSU
UNITEK 10-Port USB 3.0 Hub
ASUS VE278 27" Monitor on HDMI - 1920 x 1080 (1080p FHD - Full High Definition) UI Looks like: 1920 x 1080 @ 60 Hz, Framebuffer Depth: 24-Bit Color (ARGB8888) - Connected to GTX-1070 with PowerBear 4K UHD HDMI 2.0 Cable
MacAlly ACEBTKEY Bluetooth Keyboard
Logitech M510 Cordless Mouse - USB Fob Connection
Logitech AK5370 USB Microphone
Logitech Extreme3D Pro USB Joystick
Altec Lansing 45 Speaker Set

[EDIT:]

System Built: December 27, 2018

[NOTE:] OP, for better help from one of the Blue Posters, it would help to have your System Specifications. (As well as any specific Error Messages.)

TimeLord04