Over the last few days, Apple has updated many of its Support Notes, and added some new ones, to cover issues raised or changed by Mojave. Here’s a selection of the more important ones.

Mojave installation

iMac 27-inch Late 2012/2013/2014 with a 3 TB hard disk and a Boot Camp partition, problems installing Mojave: HT209057.
‘Cheesegrater’ Mac Pro (Mid 2010 or Mid 2012), detailed instructions for upgrade: HT208898.
Making a bootable installer: HT201372.

New Finder features

General introduction: HT201732
Changing the Desktop: HT207703
Using Stacks: HT209101
Using Dark Mode: HT208976

eGPUs

General: HT208544
With Final Cut Pro: HT209134

Miscellaneous

Mac keyboard shortcuts: HT201236
Taking screenshots: HT201361
Recording screen movies: HT208721
Continuity Camera: HT209037
Photos Project Extensions, for print and other products: HT208920
Erasing a disk in Disk Utility: HT208496
Background updates: HT207005
Migrating data from a Windows system using Windows Migration Assistant: HT204087
Changed Xsan LUN sector size requirement: HT203011

How to upgrade to earlier macOS

High Sierra: HT208969
Sierra: HT208202
El Capitan: HT206886

[Updated 25 October with additional iMac + Bootcamp models.]