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MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSpeed, Cache & CDN

Image optimisation and WebP

Images are often the heaviest part of a page. WebP is an image format made by Google that usually keeps the same look in fewer bytes than JPEG or PNG,…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSpeed, Cache & CDN

AVIF or WebP: which image format to use, and what to do for old browsers

For most sites, WebP is enough and it is the easier one. AVIF often gives even smaller files on photographs, but it takes longer to produce and not every tool…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseComparisons and alternatives

Automatic daily backup or your own copy: which one saves you, and when

Short answer: they are not alternatives, they cover different problems. The automatic daily backup handles most everyday disasters (a deleted file, a plugin that broke the site). Your own copy,…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseWordPress & CMS

Mixed content after moving to HTTPS: the padlock that will not turn on

The certificate is installed, the site opens on https, and the browser still says “not secure” or shows a padlock with a warning. That is mixed content: the page is…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseComparisons and alternatives

Subdomain or folder: where to put a blog, a shop or a test site

Short answer: what should strengthen the main site, such as a blog of articles, goes better in a folder (asuaempresa.co.mz/blog). What is technically separate, such as a test site, an…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseBackups & Migration

The site moved but something is broken: what each symptom points to

After a move, each error almost always has one typical cause. Instead of redoing everything, read the symptom, go to the most likely cause and confirm it in the error…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSEO & Marketing

What a good page URL looks like, and how to change a bad one safely

A good page address is short, in lower case, with hyphens between words, and says what the page is: asuaempresa.co.mz/colour-guide rather than asuaempresa.co.mz/?p=1873. It helps readers, helps sharing and gives…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseOnline Stores

Customer data in your shop: consent, data requests and deleting an account

Every order leaves in the shop a name, an address, a phone number and an e-mail. That is personal data, and whoever keeps it has duties: say what it is…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSpeed, Cache & CDN

Lazy loading images and videos: what to defer and what never to

Lazy loading makes the browser request an image or a video only when it is about to appear on screen, instead of downloading them all at the door. It saves…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseDatabases

PostgreSQL or MySQL: which one for your project

If you are installing WordPress, Joomla, PrestaShop or another ready-made application, use MySQL (here, MariaDB): that is what those applications were written for. If you are writing your own application,…