Two. Contact the vendor: If you bought the Yealink MeetingBoard 86 from the dealer or reseller, reach out to them for help. They ought to be capable of supply advice or immediate you to the suitable assistance channels. am i able to current a document into the meetingboard from my https://yealinkmeetingbaord6522100.newbigblog.com/38665634/yealink-meetingboard-an-overview