Brithwch yma i orfodi i' r ymgom gadarnhad ymddangos. Gall hyn fod yn ddefnyddiol os ydych wedi diffinio casgliad rheolau sy' n nodi negeseuon i' w lawrlwytho yn nes ymlaen. Heb y bosibilrwydd o orfodi' r naidlen ymgom, ni ellir lawrlwytho' r negeseuon yma pe bai negeseuon mawr eraill yn aros ar y gweinydd, neu pe baech eisiau newid y casgliad rheolau i nodi' r negeseuon yn wahanol.
Check this button to force the confirmation dialog to be displayed. This is useful if you have defined a ruleset that tags messages to be downloaded later. Without the possibility to force the dialog popup, these messages could never be downloaded if no other large messages were waiting on the server, or if you wanted to change the ruleset to tag the messages differently.