いかがお過すごしでしょうか

Meanings

1

how are you?; how have you been?

polite (teineigo)

Polite expression used to inquire about someone's well-being or recent situation, often in letters or formal conversation.

お久ひさしぶりです。いかがお過すごしでしょうか。
It's been a while. How have you been?
寒さむくなりましたが、いかがお過すごしでしょうか。
It's gotten cold; how are you doing?