Fix 404 Errors on Shopify

I need a Shopify expert to fix some "404 not found" errors and broken links on specific pages.

Requirements:
- Identify and fix 404 errors in Google Analytics.
- Repair broken links on specific pages.
- Ensure compatibility with custom plugins/apps.

Ideal Skills:
- Shopify development experience.
- Proficient in troubleshooting 404 errors.
- Familiarity with Google Analytics.
- Knowledge of Shopify plugins and apps.