In case you face any issues with your transaction, you can address your problem to our support team. There are three ways to do so:
send an email to firstname.lastname@example.org;
use our live chat;
submit a ticket via support.changelly.com.
Please, provide us with your transaction ID and a description of your problem. The average response time depends on the chosen communication method. You get the fastest response via live chat (average time is just a couple of minutes). Sometimes, it can be extended due to the high workload.