We're aware of reports that access to Signal has been blocked in some countries. As a reminder, Signal's built-in censorship circumvention feature might be able to help if your connection is affected:

Signal Settings > Privacy > Advanced > Censorship circumvention (on)

@signalapp What countries?
@shadow06 @signalapp Russian authorities started blocking it today. Other countries that had been blocking it are Iran, China, Uzbekistan and Cuba.
@lyyn @signalapp Good to know.