What is Total Blocking Time?
Total Blocking Time measures the total time it takes for the page to become responsive to user input such as mouse clicks or keyboard presses.
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What is Speed Index?
The Speed Index metric measures how quickly the page content is displayed when a user navigates to the page.
Krystal Quarterly Update Q1 2021
Find out what's been happening here at Krystal with our brand-new Quarterly Update - the first of many to come!
What is Largest Contentful Paint (LCP)?
The Largest Contentful Paint (LCP) Lighthouse performance metric measures the time it takes for the largest element in the viewport to be rendered, from when the page initially starts loading.
What is First Contentful Paint (FCP)?
Capturing an aspect of page load speed, First Contentful Paint (FCP) is one of the six metrics tracked within the “Performance” section of the Lighthouse report.
Beginner's WordPress Security Tips (2021)
Protect your site from common WordPress security threats with our easy, practical and effective tips.
Katapult launches in New York!
We’re delighted to announce the launch of our brand-new Katapult location in New York, USA! Spin up a VM in seconds with £100 credit today!
Celebrating our first aTech Anniversary!
It's been one year since UK coding house aTech joined the Krystal family! So we felt it was worth a little celebrating...
WordPress Image Optimisation: All You Need to Do
Is your WordPress site slow to load? Optimise your onsite images to make your site load faster while looking great.
Preventing anonymous incoming calls
With Dial 9, you can block callers in a variety of ways, including by their caller ID. This, however, has not always been so straight forward when you only want...
EveryCity joins Krystal!
We’re delighted that EveryCity has become a part of our family, and we’re looking forward to what we can achieve together.
How to Fix WordPress Emails Not Sending Problem for Free
Are you having trouble with your WordPress site's emails not sending? Get them working again quickly and easily with our reliable, non-technical and free fixes.