diff --git a/screenshot/air_share.png b/screenshot/air_share.png
index 8632620..aaf8953 100644
Binary files a/screenshot/air_share.png and b/screenshot/air_share.png differ
diff --git a/screenshot/file_transfer.png b/screenshot/file_transfer.png
index 447c383..8857cc9 100644
Binary files a/screenshot/file_transfer.png and b/screenshot/file_transfer.png differ