The phrase
"expiration timer" refers to a countdown or a clock that tells you when something will end or expire. It's like a reminder to let you know when a certain time limit is up.
Full definition
Step # 5: Tap on the timer icon seen at the top right corner of your phone screen and set up
chat expiration timer.
One option Facebook is considering for the Unsend feature is
an expiration timer users could set.
One option Facebook is considering for the Unsend feature is
an expiration timer users could set.
Currently, Facebook offers «secret» ecnrypted messages with
an expiration timer, but it is unclear if regular messages will receive a similar implementation.
The Secret Messaging feature does include
an expiration timer, but Zuckerberg's messages were removed from normal conversations well after the fact.
But
that expiration timer is for marking new messages for deletion.
Facebook is considering adding an «
expiration timer» to messages — a feature available in Facebook's «secret conversations» feature.
Facebook encrypted «Secret» messaging feature includes an Unsend option with
an expiration timer.
A Facebook Messenger spokesperson tells me the only possible option is
an expiration timer users can set on messages.
But in the coming months, Facebook will bring either
this expiration timer or another way to Unsend messages to all Messenger threads.
Facebook says of the ways such feature may be offered is through
a an expiration timer users could set for messages.
One option mentioned is to be able to send messages with
an expiration timer.
Facebook says it's still working out the particulars of the unsend feature, though one option is to have
an expiration timer on messages, causing them to disappear once the timer set by the sender runs out.
You can set
an expiration timer for the chat window, and once it elapses, the conversation is automatically deleted.