Question for the fantastic Shopify Hive Mind… We have 3 retail outlets all running POS Pro. We use the Selly app by Treedify to manage our multibuy and wholesale discounts as well as our loyalty points scheme. Everything has been working fine for the past 2 years, until the 8.5 update. Ever since t…

We are experiencing an issue with the Selly app on the POS device, too. We have promotions built in the Selly app to run our event offers. This has worked seamlessly before. You add an item to your cart on the POS device, check the Selly app for the discount, apply said discount, and you’re good to …

Yesterday, in Shopify POS, all of cart extensions stoped loading properly. My store has some apps: selly, smile and infinite options. I’m using iPad Pro and the POS version is 8.21. Any help is appreciated!

I contacted Shopify support and attached my screen record. They resolved the issue one day later. Now the POS app and extensions are working as normal.

Why is the Selly app causing lag on POS Pro after the 8.5 update?

Retail & Point of Sale

kendshop2019 December 12, 2023, 3:00pm 4

I tried to remove app one by one. However the other apps still do not work.

Topic		Replies	Views
Experiencing issues with new POS update - any suggestions? Retail & Point of Sale	5	97	November 26, 2022
Experiencing POS crashes and slow response times, any suggestions? Retail & Point of Sale pos-hardware , pos-checkout	13	193	April 30, 2024
Why is my POS app lagging during checkout? Retail & Point of Sale pos-checkout	40	876	September 7, 2025
Custom (unlisted) app broken after POS 7.0 update Retail & Point of Sale	0	23	July 6, 2022
Another recent bug: 'smart grid updated' constantly displayed Retail & Point of Sale pos-checkout	4	93	August 22, 2024

Why is the Selly app causing lag on POS Pro after the 8.5 update?

Related topics