---
# System prepended metadata

title: TB Customer Portal FAQ
tags: [ThingsBoard]

---

## FAQ

* [OAuth2 and k8s - how to configure Routes](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/902004737)
* [Thingsboard IOT gateway/Flutter app(mobile)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/891944961)
* [If someone created a support ticket asking to help with the development](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/888766465)
* [How to reset customer user password with admin accounts (two workarounds)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/979435521)
* [Add remote JS executors](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/886112325)
* [How-to extend js-executors in monolith](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/811433985)
* [How to provide additional info in case of the slowness of dashboards [UI issues]](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/596738239) - Vian
* [How to create a new sysadmin in PostgreSQL](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/942440449)
* [Answer templates](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/888373249)
* [How-to backup and restore database](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/639926288)
* [VisualVM on a Remote EC2 Instance Over an SSH Tunnel](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/900399105)
* [Short FAQ about Version Control](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/943620097)
* [How to enable SSH access to your computer with public key login](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/404226050)
* [Set user's Home Dashboard via API](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/932151301) - Vian
* [Enable HTTPS Access to ThingsBoard Docker version](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/921370628)
* [Steps after adding a server to the 24x7 monitoring](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/891125761)
* [How-to delete old telemetry and alarms from Postgres](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/651689990)
* [mobile app](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/910032910) - Vian
* [How-to Force Redirect from HTTP to HTTPS](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/520912897)
	* Victor
* [How to expand certificate with a new domain (using cerbot)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/894926849)
* [How-to clear event tables to free disk space (v3.4+)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/944734210)
	* Victor
* [Thingsboard + OAuth2 + Keycloak (OUT OF SUPPORT SCOPE)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/981139477)
* [How-to clean logs](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/653197321)
	* Victor

### TB Application-side

* [FAQ UI](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/491636) - Vian
* [Login White-Labeling ("Domain name" and "Base URL" fields)
](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/395444225)
* [TTL configuration](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/5570613)
* [Typical issues/failures in rule chains](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/5570613)
* [Public dashboard display](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/889520129)
* [How to generate reports that are visible only by specific customers](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/890306561)
* [OPC UA integration FAQ](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/892174337)
* [How to fetch data using REST API Call node from Thingsboard in rule chains?](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/893222913)
* [Widgets FAQ / Issue / Workaroudn](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/894205953)
* [Export individual Rule Chains](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/895647745)
* [Custom widget bundle](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/898007041)
* [Check count used devices](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/898695169)
* [How to fix "Failed to load configuration ui resources"](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/900825101)
* [How to change the deviceName and deviceType of the created device with rule chain and api?](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/901021697)
* [How to disable the Self-Registration option? CSS hack.](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/901283841)
* [Transformation script rule node](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/891584513)
* [How to remove the flashing of the tooltip (this will be fixed at 3.3.4 version)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/891584513)
* [Mobile Widget manual (all we have)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/888537097)
* **SendGrid**
  * [Blocked email to @gmail.com](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/976846878)
  * [Wrong Link activation message](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/977371159)
* **JWT token**
  * [Save JWT token as attribute in asset(rule chain)](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/993034252)
  * [Get JWT token in HTML Card widget](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/992870414)
  * [Get JWT token in Widgets Bundles Cards HTML Card](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/993067012)

### Database

* [Maximum memory usage reached (3221225472), cannot allocate chunk of 1048576](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/886308871)
* [Errors type and resolutions steps](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/884506625)

### How-to articles
https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/513638432
* [link text](https:// "title")

### Deployment

* [How to access multiple EKS clusters from a single ubuntu machine?](https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/892600321?src=452296625) --- Star
* [Server options and their costs for deploying TB on AWS?](
https://thingsboard-portal.atlassian.net/servicedesk/customer/portal/1/article/950534150) --- Star


## References

* [CE Release Note](https://thingsboard.io/docs/reference/releases/)
* [PE Release Note](https://thingsboard.io/docs/pe/reference/releases/)


