❓ Frequently Asked Questions

Quick answers to the questions new QBCore server owners ask the most. Each answer links to deeper guides so you can continue exploring.

Getting started

How do I install QBCore?

Follow the Linux installation guide or Windows quick start. They cover artifact downloads, database setup, and initial configuration.

What version of FiveM artifacts should I run?

Use the latest recommended build listed in our Server Optimization guide. Pin the build in server.cfg with sv_enforceGameBuild.

Can I use txAdmin with QBCore?

Yes—txAdmin is fully supported. Import the official QBCore recipe, then follow the Getting Started tutorial to configure permissions and resources.

Server management

How do I update core resources safely?

Create a staging server, pull updates one resource at a time, and monitor resmon as described in Resmon Basics. Keep backups of any files you edit locally.

How do I handle lag spikes or frame drops?

Enable resmon 1, review high CPU resources, and cross-check with Troubleshooting > Performance. Common fixes include optimizing loops and reviewing database queries.

What should I do before opening the server to the public?

Run through the Security Best Practices checklist, verify backups, create staff permissions, and ensure your FAQ and Rules page are up to date.

Development

How do I create custom UI with callbacks?

Use the NUI form tutorial to learn how to send data from the UI to the server and return responses securely.

Where can I find API references?

Browse the Server Functions API for exports, player functions, and utility helpers.

How do I keep server events secure?

Validate every event on the server and implement rate limits. The Safe Server Events guide has ready-to-use snippets.

Migration & upgrades

Can I migrate from ESX without wiping data?

Yes. Follow the ESX to QBCore migration guide for a staged process that preserves characters, inventory, and money.

How do I track framework updates?

Review the QBCore Changelog after each release and subscribe to GitHub notifications for the qb-core repository.