AcuPOS  (April 2022) has just released new builds along with updated User Guides and Release Notes.  

They can be found on the Acumatica AcuPOS Community Page

Release Versions:

• 21R1 Build 104 R45
• 21R2 Build 207 R04
• 22R1 Build 100 R01

Improvements:

• POS Orders forming PS sales orders with wrong tax

Enhancements:

• Smart Scanning Receipts for Returns
• Receipt Format - Short & Regular
• Item Buttons Load from Stock Item Screen