If you are facing technical issues with the product you have purchased please contact the respective Manufacturer for technical support.
Please find the Mikrotik technical support documentation here: https://wiki.mikrotik.com/wiki/Main_Page
To generate RMA for a defective unit, please email email@example.com to obtain a support ticket. Follow the troubleshooting steps provided by the technical support team. If the issue is not resolved, Please fill in the Mikrotik warranty form
Please find the Ubiquiti technical support documentation here: https://help.ui.com/hc/en-us
Ubiquiti directly handles the warranty services. Please go to this link to complete the RMA form: https://rma.ui.com/submit
Please reach out to Cambium for technical support and warranty questions: https://www.cambiumnetworks.com/support/
Technical Support: Please post your issue on the Netonix forum.
Apply Warranty here: https://rma.netonix.com/