Some poorly coded or outdated extensions can negatively impact site speed. However, at MagentoBrain, we:

  • Audit extension code for performance issues.
  • Ensure Magento 2.4.8 compatibility.
  • Run speed tests before and after installation.
  • Optimize the code to prevent delays in page load or cart performance.

We also provide Magento speed optimization services to ensure your store runs fast even with multiple extensions installed.