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Why can't I cast to an InstaShare 2 Host?

02-04-2026

Please kindly check the following:

1. Make sure the client app/software is for InstaShare 2.

2. Make sure to enable the ports which are needed for InstaShare 2.

3. Make sure the client app/software and the host on BenQ display are connected to the same
    network.

4. When the client app/software and the host on BenQ display are in different VLANs, make sure that
    the network of the school/enterprise supports inter-vLAN connection.

Applicable Models

BenQ Board CM5505 | Interactive Display for Business, BenQ Board CM7505 | Interactive Display for Business, CP6501K, CP8601K, RE6501, RE6503 Essential Series Education Interactive Display, RE7501, RE7503 Essential Series Education Interactive Display, RE8601, RE8603 Essential Series Education Interactive Display, RE9801, RM6503A, RM7503A, RM8603A, RP6502 Education Interactive Flat Panel, RP6503 | 65" Pro Series Education Interactive Display, RP7502 Education Interactive Flat Panel, RP7503 | 75" Pro Series Education Interactive Display, RP8602 Education Interactive Flat Panel, RP8603 | 86" Pro Series Education Interactive Display, SL5502K, ST6502, ST7502

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