Installation
- Copy the contents of
modules/to your WHMCSmodules/folder. - Proceed with the Configuration chapter.
- Proceed with the Customization chapter.
- Proceed with the Activation chapter.
WHMCS Addon Configuration
- Go to
Setup > Addon Modules - Find
Best PDFand click onActivate - Click on
Configure
The following configuration parameters are available:
- License Key - Insert your BestPDF license key here.
- Access control
Make sure you grant access to the addon to the appropriate staff groups.
Note
When saving, make sure the license status says Active.
Integration
When you are satisfied with how the preview invoice and quote look, follow these steps.
WHMCS Six or TwentyOne
- In the WHMCS Admin Area, go to
System Settings > General Settings - Change the System Theme to
BestPDF-6orBestPDF-21, respectively
To switch back to your original WHMCS invoice/quote templates, change the System Theme back to what it was before.
Lagom2
- Please upload the files from
templates/lagom2/from this addon’s archive to your whmcs lagom2 tepmlate - Then, in the WHMCS Admin, you go to
Addons > RS Themes - Click on the
Pagestab - Click on
Invoice PDFin the list - Click on the bluerabbit template, then click Save Changes (see attached screenshot)
- Do the same thing for
Quote PDFas well.

Other templates
- Backup the
invoicepdf.tplandquotepdf.tplfiles from your whmcs template - Copy those two files from
templates/bestpdf-six/ortemplates/bestpdf-twenty-one/(depending if your template is based on WHMCS Six or TwentyOne) from this addon’s archive to your whmcs template or child template.
You can always switch back to your original WHMCS invoice/quote templates by restoring the backed up tpl files.