EA has announced that the open beta for Battlefield 1 will end on Thursday, September 8th. There was no mention of the exact time the beta would end on the 8th.
In addition, EA tweeted about a change they are making to the beta’s Conquest mode. Specifically, the update disables the round timer for the game’s Conquest mode. The change has not been announced for the other beta mode, Rush.
Today's #Battlefield 1 Open Beta patch disables the round timer in Conquest Mode. Go capture those points! pic.twitter.com/VdWkI2JtqT
— Battlefield (@Battlefield) September 5, 2016
The beta for Battlefield 1 began on August 30th for Battlefield Insiders and August 31st for the general public. EA had purposely withheld the end date until now for unknown reasons.