Shopify Homepage Loading Bug Fix

I am currently experiencing loading issues on my Shopify website's homepage. The problem seems to be related to some custom code I had implemented.

Requirements:
- Identify the root cause of the loading issue
- Fix the bug without compromising the existing custom code on the homepage
- Ensure seamless loading for all website visitors

Ideal skills and experience:
- Extensive experience with Shopify
- Proficiency in debugging and problem-solving
- Prior experience with custom code implementation on Shopify
- Strong understanding of website performance optimization

Please let me know your approach to solving this issue and any relevant experience you have.

When the website loads on IPhone the website URL bar doesn’t complete and it just stays half way.

mypoochie.co.uk