Dolibarr ERP: 12.0.2 on Debian 10.5

Download stable version dolibarr-12.0.2.tgz from Source Forge -> Dolibarr ERP-CRM https://sourceforge.net/projects/dolibarr/files/. Extract dolibarr-12.0.2.tgz and move folder htdocs to your web root or subfolder.
 
Create user and mariadb database for Dolibar.

Move to your dolibarr web root. Copy configuration example conf folder and make it writeable during installation.
$ cp conf/conf.php.example conf/conf.php
$ chmod o+w conf/conf.php

Create directory documents and make it writeable.
$ mkdir documents
$ chmod o+w documents/


Install Dolibarr using your browser http://localhost/tes/dolibarr/
Ok PHP Version 7.3.19-1~deb10u1 (More information)
Ok This PHP supports variables POST and GET.
Ok This PHP supports sessions.
Ok This PHP supports GD graphical functions.
Ok This PHP supports Curl.
Ok This PHP supports calendars extensions.
Ok This PHP supports UTF8 functions.
Ok This PHP supports Intl functions.
Ok This PHP supports ZIP functions.
Ok Your PHP max session memory is set to 128M. This should be enough.
Ok Configuration file htdocs/conf/conf.php exists.
Ok Configuration file htdocs/conf/conf.php is writable.

Fill database login and password
Configuration file
Saving parameters to ../conf/conf.php    Ok
Reloading parameters from configuration file.    Ok
Server connection (User dolibarr) : localhost    Ok
Database connection (User dolibarr) : dolibarr    Ok

Your Dolibarr ready to install, wait until installation finish.

Last installation, create user admin and password.
olibarr admin login
Last step: Define here the login and password you wish to use to connect to Dolibarr. Do not lose this as it is the master account to administer all other/additional user accounts.

Dolibarr administrator login 'admin' created successfully.
This installation is complete.
Warning, for security reasons, once the install or upgrade is complete, you should add a file called install.lock into the Dolibarr document directory in order to prevent the accidental/malicious use of the install tools again.

You need to configure Dolibarr to suit your needs (appearance, features, ...).

Add file install.lock
$ touch install.lock

Conguratulation! Your Dolibar 12.0.2 is ready to configure to meet your company requirement and use.

Test on Debian 10.5 Kernel Version 4.19.0-10-amd64