# FREQUENTLY ASKED QUESTIONS

- [Platform9 Upgrades - Process and Impact](/kb/generic/frequently-asked-questions/platform9-upgrades-process-and-impacts.md)
- [Does Platform9 Upgrade the OS Kernel?](/kb/generic/frequently-asked-questions/does-platform9-upgrade-the-os-kernel.md)
- [Platform9 U/I Failing to Load or Loading Slowly](/kb/generic/frequently-asked-questions/troubleshooting-ui-failing-to-load-or-loading-slowly.md)
- [Platform9 Support Scope](/kb/generic/frequently-asked-questions/platform9-support-scope.md)
- [pf9-muster Service is in Dead State](/kb/generic/frequently-asked-questions/pf9-muster-service-is-in-dead-state.md)
- [Get Support Bundle from Disconnected Host](/kb/generic/frequently-asked-questions/get-bundle-from-disconnected-host.md)
- [Increased API calls To Qbert Causing High CPU Usage For Keystone Pods.](/kb/generic/frequently-asked-questions/increased-api-calls-to-qbert-causing-high-cpu-usage-for-keystone.md)
- [How do I Block Access to the Platform9 Management Plane?](/kb/generic/frequently-asked-questions/how-do-i-block-access-to-the-platform9-management-plane.md)
- [After Recovering From High DiskPressure, The Node Remains Disconnected To Platform9 Management Plane](/kb/generic/frequently-asked-questions/after-recovering-from-high-diskpressure--the-node-remains-discon.md)
- [Ingress Controller Migration](/kb/generic/frequently-asked-questions/ingress-controller-migration.md)
- [Infrastructure Maintenance - AMI Update](/kb/generic/frequently-asked-questions/infrastructure-maintenance-ami-update.md)