The v12.2.8 update specifically addressed critical performance issues and expanded hardware compatibility for Windows users:
for Windows represents a major refinement of the Reason 12 ecosystem, focusing on essential stability and workflow updates following the initial major release. Key Features of Reason 12 Reason Studios Reason 12 v12.2.8 [WiN]
Resolved graphical glitches on older Windows Radeon cards and fixed a critical bug where Mixer faders could jump to maximum value during simultaneous adjustment. Current Status and Pricing LANDR Just Slashed Reason 13 Prices - What You Need to Know The v12
A faster, interactive search engine provides instant results and better categorization for over 29,000 patches and samples. What's New in v12.2.8 What's New in v12
Songs and Combinator patches saved in v12.2.8 use an updated format that is not backward compatible with versions earlier than 12.2.3.