Please refer to the following FAQ for each topic.
1. What is QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00250.html
2. How can I connect QP30 to the Internet for wireless projection?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00251.html
3. How can I update firmware through QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00252.html
4. How can I change the WiFi Name (WiFi SSID) on QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00253.html
5. How can I change or hide the password on QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00254.html
6. How can I change the output resolution for QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00255.html
7. How can I change setting language for QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00256.html
8. How can I factory reset QP30?
https://www.benq.com/en-us/support/downloads-faq/faq/product/application/projector-faq-kn-00257.html