Question

how to do clan war in clash royal in cr​

Answer 1

Explanation:

To participate in a Clan War, tap the"Clan Wars" button in your profile to turn it green. This indicates to the Clan Leader and Co-Leaders that you are available for Wars. However, the Leader who initiates the war has to choose you into the war before you can participate, whether your button is green or red.

Answer 2

Answer:

Leaders and Co-leaders can take their Clan to War by opening the Clan War screen and pressing the “Start War” button. The Leader selects the Clan members who will participate in the Clan War. Each player can use the "Clan Wars" button in their profile to indicate if they are available for Clan Wars or not.