Did some searching and reviewing. Came up with these two that really helped my understand the lens and the USB dock.
https://www.youtube.com/watch?v=2hry9w81zeM
https://www.youtube.com/watch?v=xf5moUBWDAU
Any other YT videos are welcome.Can never learn too much.
John
Canon EOS T7; EF-S 18-55mm IS; EF 28-135mm IS; EF 75-300mm; Sigma 150-600mm DG
