Originally Posted by
hifly15
Yes, you can usually book them online, but you need to get an Amadeus PNR created for you by calling Lufthansa (if you dont have one already) and speaking to a knowledgeable agent. If they don't know what you're talking about or dont give it to you call back and speak to someone else. Then you can use Lufthansa.com or maybe LOT to choose/change your seat.
This is actually not a safe way to chose your seats. It might happen that the information from the LH system is not trasnferred to the LX system. So the seats might show in LH booking overview but are actually NOT reserved¨.
Best way is to call.