Bassem Adel Posted April 26, 2021 Share Posted April 26, 2021 i installed BIG SUR alongside Windows 10 several months ago and it was working without problems,but there were some problems in Windows10 and I reinstalled it,now when i boot from 'big sur' i get a black screen but if pc goes to sleep and wake up again i find pc work without problems >>This means that every time I want to use MacOS, I must turn on PC > and then leave it until it enters into sleep mode > and then press any key until it wakes up > after that I can work on it !!- i have disabled IGPU in BIOS- I have completely formatted the hard drive,- And I downloaded the New Big Sur Olarila again,- And I Make New OpenCore 6.8 files againand still same problem !!This is my Power Management logs--------------------2021-04-26 18:52:44 +0200 ShutdownCause SMC shutdown cause: 5: Software initiated shutdown Sleep/Wakes since boot at 2021-04-26 07:37:12 +0200 :4 Dark Wake Count in this sleep cycle:0 Time stamp Domain Message Duration Delay ========== ====== ======= ======== ===== UUID: (null) 2021-04-26 18:52:44 +0200 Start powerd process is started 2021-04-26 18:52:44 +0200 Assertions Summary- [System: No Assertions] Using AC 2021-04-26 18:52:44 +0200 Assertions PID 83(powerd) Created ExternalMedia "com.apple.powermanagement.externalmediamounted" 00:00:00 id:0x0x800008000 [System: No Assertions] 2021-04-26 18:52:55 +0200 Assertions Kernel Idle sleep preventers: IODisplayWrangler 2021-04-26 18:54:14 +0200 Assertions PID 111(apsd) Released ApplePushServiceTask "com.apple.apsd-login" 00:01:15 id:0x0xb0000802b [System: BGTask] 2021-04-26 18:55:43 +0200 Notification Display is turned off 2021-04-26 18:55:43 +0200 Assertions PID 83(powerd) Summary ExternalMedia "com.apple.powermanagement.externalmediamounted" 00:02:58 id:0x0x800008000 [System: BGTask] 2021-04-26 18:55:43 +0200 Assertions PID 311(mds_stores) Summary BackgroundTask "com.apple.metadata.mds_stores.power" 00:02:42 id:0x0xb0000806f [System: BGTask] 2021-04-26 18:55:43 +0200 Assertions PID 98(mds) Summary BackgroundTask "com.apple.metadata.mds.power" 00:02:42 id:0x0xb0000806e [System: BGTask] 2021-04-26 18:55:57 +0200 Assertions Kernel Idle sleep preventers: -None- 2021-04-26 18:55:57 +0200 Assertions [System: BGTask] 2021-04-26 18:56:08 +0200 Assertions PID 311(mds_stores) Released BackgroundTask "com.apple.metadata.mds_stores.power" 00:03:08 id:0x0xb0000806f [System: BGTask] 2021-04-26 18:57:38 +0200 Assertions PID 311(mds_stores) Released BackgroundTask "com.apple.metadata.mds_stores.power" 00:00:10 id:0x0xb000080d6 [System: BGTask] 2021-04-26 18:57:56 +0200 Assertions PID 141(WindowServer) Created UserIsActive "com.apple.iohideventsystem.queue.tickle serviceID:100000464 name:AppleUserHIDEventSe product:2.4G Receiver eventType:3" 00:00:00 id:0x0x9000080e1 [System: DeclUser BGTask kDisp] 2021-04-26 18:57:56 +0200 Assertions Kernel Idle sleep preventers: IODisplayWrangler 2021-04-26 18:57:56 +0200 Notification Display is turned on 2021-04-26 18:58:54 +0200 ShutdownCause SMC shutdown cause: 5: Software initiated shutdownSleep/Wakes since boot at 2021-04-26 18:52:44 +0200 :0 Dark Wake Count in this sleep cycle:0 --------------------------i uploaded my EFI files also here https://bit.ly/EFIiMac Quote Link to comment Share on other sites More sharing options...
Administrators MaLd0n Posted April 27, 2021 Administrators Share Posted April 27, 2021 what ur hardware? Quote -Donations- PayPal HERE - Stripe HERE - Ko-Fi HERE - BuyMeaCoffee HERE - Mercado Livre HERE Skrill [email protected] BTC 1BDzsV4bw3DVCiffFAeNKsdEzqkPXNVrXR ETH BSC BEP20 0xb57cfdfa371fad1981910f0e8332409ab99f74d9 BNB 0x10D1d656eCa00bD521f9b4A43B83098B8142e115 USDT BSC BEP20 0xb57cfdfa371fad1981910f0e8332409ab99f74d9 USDT TRC20 TUR6Z9AVS4AYzqPnULoHrfFvppRbhXmNbZ PicPay @danielnmaldonado PiX @[email protected] Problems with Paypal HERE Sign up for a Bybit account and claim exclusive rewards HERE New ways to earn money with Linkvertise HERE Link to comment Share on other sites More sharing options...
Bassem Adel Posted April 27, 2021 Author Share Posted April 27, 2021 2 hours ago, MaLd0n said: what ur hardware? PC Specs : HP ProDesk 600 G1 Tower - Core i7-4770 - Radeon RX 470 (4gb) HDMI port - Ram 16gb Quote Link to comment Share on other sites More sharing options...
Administrators MaLd0n Posted April 28, 2021 Administrators Share Posted April 28, 2021 use a fresh install with iMacPro1,1 smbios Quote -Donations- PayPal HERE - Stripe HERE - Ko-Fi HERE - BuyMeaCoffee HERE - Mercado Livre HERE Skrill [email protected] BTC 1BDzsV4bw3DVCiffFAeNKsdEzqkPXNVrXR ETH BSC BEP20 0xb57cfdfa371fad1981910f0e8332409ab99f74d9 BNB 0x10D1d656eCa00bD521f9b4A43B83098B8142e115 USDT BSC BEP20 0xb57cfdfa371fad1981910f0e8332409ab99f74d9 USDT TRC20 TUR6Z9AVS4AYzqPnULoHrfFvppRbhXmNbZ PicPay @danielnmaldonado PiX @[email protected] Problems with Paypal HERE Sign up for a Bybit account and claim exclusive rewards HERE New ways to earn money with Linkvertise HERE Link to comment Share on other sites More sharing options...
Bassem Adel Posted April 28, 2021 Author Share Posted April 28, 2021 46 minutes ago, MaLd0n said: use a fresh install with iMacPro1,1 smbios Thanks for help .. can am i do this without reinstall MacOS ??  only i edit config file and reset NVRAM and System ? Quote Link to comment Share on other sites More sharing options...