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Installing into Sonoma on new M3 mac

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  • Amsa ta ƙarshe daga David Collins

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Do I install the 64bit option or 32bit ?? The installer gives me a choice.

After installation on the new M3 mac, I will be migrating my Thunderbird profile from a 2021 iMac that runs BigSur on Intel silicon.

I'm anticipating updating the iMac to Sonoma, but long experience has shown me that major s/w version upgrades are often very unfriendly to 3rd party s/w apps&data, so I wanted to get my tBird profile (all my mail history) working on the new Mac before doing the major upgrade on my iMac.

Do I install the 64bit option or 32bit ?? The installer gives me a choice. After installation on the new M3 mac, I will be migrating my Thunderbird profile from a 2021 iMac that runs BigSur on Intel silicon. I'm anticipating updating the iMac to Sonoma, but long experience has shown me that major s/w version upgrades are often very unfriendly to 3rd party s/w apps&data, so I wanted to get my tBird profile (all my mail history) working on the new Mac before doing the major upgrade on my iMac.

Mafitar da aka zaɓa

BigSur was for x86-64, ARM64 platforms so you would want the 64-bit Thunderbird.

The old macOS Mojave 10.14.6 was the last to still support 32-bit application software.

macOS Firefox is 64-bit only as 32-bit was dropped as of Fx 53.0 Release Bug#1325584

Yet there is still 32-bit macOS Thunderbird?

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All Replies (3)

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I assume the mac is a 64bit operating system. So choose the version that matches the operating system.

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Zaɓi Mafita

BigSur was for x86-64, ARM64 platforms so you would want the 64-bit Thunderbird.

The old macOS Mojave 10.14.6 was the last to still support 32-bit application software.

macOS Firefox is 64-bit only as 32-bit was dropped as of Fx 53.0 Release Bug#1325584

Yet there is still 32-bit macOS Thunderbird?

Helpful?

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I must have initially made a mistake when choosing the platform I would be installing into, because when I tried a day later and clearly specified 'mac', I wasn't given a 32bit/64bit choice for the installation dmg. Upon installation, it worked fine on the new mac (on Sonoma) , and I was able to port the profile from the older iMac (on Bigsur) without a problem. Thanks Matt and James.

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Yi tambaya

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