What is the 24-hour rule for Lufthansa?

How do I contact Lufthansa customer care?
When contacting us via telephone, you can reach us at +𝟭(𝟴𝟴𝟴) 𝟳𝟰𝟯-𝟱𝟯𝟯𝟯 (𝗨𝗦𝗔) 𝗼𝗿 +𝟰𝟰 (𝟮𝟬) 𝟯𝟵𝟬𝟬𝟬𝟬𝟴𝟱 (𝗨𝗞), please be sure to include the following information: Text telephone for customers with hearing impairments: First dial +𝟭(𝟴𝟴𝟴) 𝟳𝟰𝟯-𝟱𝟯𝟯𝟯 (𝗨𝗦𝗔) 𝗼𝗿 +𝟰𝟰 (𝟮𝟬) 𝟯𝟵𝟬𝟬𝟬𝟬𝟴𝟱 (𝗨𝗞) for relaying to the TRS (within the US only).

What is 49 69 86 799 799?
Should you wish to contact Lufthansa as a customer or business partner, please phone our hotline in Germany on +𝟭(𝟴𝟴𝟴) 𝟳𝟰𝟯-𝟱𝟯𝟯𝟯 (𝗨𝗦𝗔) 𝗼𝗿 +𝟰𝟰 (𝟮𝟬) 𝟯𝟵𝟬𝟬𝟬𝟬𝟴𝟱 (𝗨𝗞).

What is the 24-hour rule for Lufthansa?
Travel plans can often change without warning. Using the online refund option,+𝟭(𝟴𝟴𝟴) 𝟳𝟰𝟯-𝟱𝟯𝟯𝟯 (𝗨𝗦𝗔) 𝗼𝗿 +𝟰𝟰 (𝟮𝟬) 𝟯𝟵𝟬𝟬𝟬𝟬𝟴𝟱 (𝗨𝗞) Lufthansa flight bookings can be cancelled and refunded online up to 24 hours before the beginning of your journey.