It’s great to create a website and move your business online. Almost everyone does the same but there are certain things that you don’t notice while you start with your awesome world of internet. One of them is Total Blocking Time (TBT)
The total blocking time is the matrix that is used to consider the performance of the website.
How is Total Blocking Time calculated?
What Total Blocking Time measurement is fast?
Pages with < 300 ms of blocking time can be considered as fast, 300—600 ms as average whereas durations over 600 ms are considered slow. Learn more about Total Blocking Time.
|Good TBT Measurement||Poor TBT Measurement|
|≤ 300ms||> 600ms|
How to reduce Total Blocking Time ?
To learn how to improve TBT for a specific site, you can run a Lighthouse performance audit and pay attention to any specific opportunities the audit suggests.
To learn how to improve TBT in general (for any site), refer to the following performance guides: