Auto answer

1. Open Settings - SIP Settings section.

2. Select the appropriate option in Auto answer dropdown:

Auto answer options

If you choose Accept server-side auto-answer then Softphone.Pro will answer call that has Call-Info: Auto Answer», Call-Info: answer-after=0 or X-AUTOANSWER: TRUE SIP header. If there is a Call-Info: answer-after=0 SIP header, then Softphone.Pro will answer call in answer-after seconds.