I have tried to post twice. After about a couple of hours, my posts disappear. Gone. It tells me I have had no activity, yet. ???
Did you follow the instructions in your welcome email to select the groups you wanted to join. Most likely your posts were reclassified to the correct group.
Go to https://forums.grandstream.com/groups and join the relevant groups and you will most likely find your posts.
Please address any issue regarding this process to @grandstream, the site administrator.
Ok, I found the posts. Thanks