Hi LisaJoE,
Follow the steps below to remove SHOP MODE from your Soundbar.
1.) Power off the bar.
2.) Hold Volume down on the remote until it says "Shop Off" on the screen.
3.) When powering the Soundbar back on, you will not see SHOP 4 scroll across the display screen.
Call us at 1-800-SAMSUNG (ask for Soundbars) if you need any additional assistance, available 8 AM – 12 AM EST, 7 days a week.
LiveChat with an agent by clicking the ‘Support’ link on the Samsung website.
~Samsung Solutions