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JS Error Test

What is it?

Check your page for JavaScript errors. These errors may prevent users from properly viewing your pages and impact their user experience. Sites with poor user experience tend to rank worse in search engine results.

Pass rate:

  • Top 100 websites: 79%
  • All websites: 80%
Pass rates of Top 100 US websites
2021

74%

2022

58%

2023

79%

100

75

50

25

0

How do I fix it ?

If your site has JavaScript errors it might not work properly, which can lead to improper or incomplete loading of content. It's hard to advise how to fix JavaScript errors since there are many different types, but here are some tips:

- First of all, you have to locate the source of errors;

- If you are using JS plugins or other third party code, you must carefully read the documentation;

- Syntax errors (a typo or missing character) are easy to fix;

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