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<blockquote data-quote="dimahg1368" data-source="post: 1875510" data-attributes="member: 407055">hii have early 2011 mac book pro that I recently upgraded its ram to 16 GB, i wanted to update its operation system to latest possible&nbsp; i checked out you tube an then downloaded &quot;macOS Catalina Patcher&quot; from&nbsp; &quot;<a href="http://dosdude1.com/" target="_blank">http://dosdude1.com/</a>&quot;in important info section there was a disclaimer who said this: <ul>
<li data-xf-list-type="ul">APFS Boot ROM Support: If you have a machine that supports High Sierra natively, you MUST ensure you have the latest version of the system's BootROM installed. If you have NOT previously installed High Sierra, you can download and install <a href="https://gateway.ipfs.io/ipfs/QmZ5KmpG4SeHF8gWrHmoLcG9a3BNAcWWQoERg4q2J1kuQL/OfficialAPFSFWUpdate.zip" target="_blank">this</a> package (if running OS X 10.10 Yosemite or later) to install the latest BootROM version (you MUST reboot after installing the package to apply the firmware update). When installing, ensure your system is plugged in to power, or the update will not be installed.</li>
</ul>so i downloaded said package and connected my MacBook to my wall and installed the patch no problem and it said install was successful but when i tried to install Catalina it showed the&nbsp; &quot;APFS BootROM Support&quot; that was suppose to be fix by that package , i tried it again and it was the same, do i need to install an earlier version if mac os then update to newer version? i will be thankful if any one help me fix this problem</blockquote>

[QUOTE="dimahg1368, post: 1875510, member: 407055"] hi i have early 2011 mac book pro that I recently upgraded its ram to 16 GB, i wanted to update its operation system to latest possible i checked out you tube an then downloaded "macOS Catalina Patcher" from "[URL]http://dosdude1.com/[/URL]"in important info section there was a disclaimer who said this: [LIST] [*]APFS Boot ROM Support: If you have a machine that supports High Sierra natively, you MUST ensure you have the latest version of the system's BootROM installed. If you have NOT previously installed High Sierra, you can download and install [URL='https://gateway.ipfs.io/ipfs/QmZ5KmpG4SeHF8gWrHmoLcG9a3BNAcWWQoERg4q2J1kuQL/OfficialAPFSFWUpdate.zip']this[/URL] package (if running OS X 10.10 Yosemite or later) to install the latest BootROM version (you MUST reboot after installing the package to apply the firmware update). When installing, ensure your system is plugged in to power, or the update will not be installed. [/LIST] so i downloaded said package and connected my MacBook to my wall and installed the patch no problem and it said install was successful but when i tried to install Catalina it showed the "APFS BootROM Support" that was suppose to be fix by that package , i tried it again and it was the same, do i need to install an earlier version if mac os then update to newer version? i will be thankful if any one help me fix this problem [/QUOTE]

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