# Welcome to Octa Help!
Octa online help contains various articles that describes the installation, usage, and troubleshooting any specific issues.
# How to use online help?
Use the table of contents on the left sidebar to jump to any section. You can also search for the help articles by typing your query in the search bar at the top.
# Popular Articles
Getting Started
New to Octa GST? Follow this Quick Start guide to quickly get an overview of Octa GST.
GSTR-2A & Purchase Reconciliation
Convert GSTR-2A data to Excel, reconciling with Purchase Register
Adding GSTR-2A data to Octa GST →
Importing Data from Tally
These articles describe how to export the sales/purchase data from Tally and import it into Octa GST.
Boost Your Productivity
Additional free tools and resources to help in downloading GST returns, preparing ewaybills etc.
Having Trouble?
Article for frequent operations and common issues.
Transfer subscription from one computer to another →
Issues in connecting to Octa GST Server (Configuring Windows firewall) →
New GST Returns
Quick overview of new GST returns containing filing frequency, return formats, details of data to be reported.