Hey there, so you’ve just moved to Berlin/ thinking about it and you probably have some burning questions. I want to address all those questions and give you handy links and information to make your transition as smooth as possible.
Before you can even think about your residence permit you need to register where you are living, having a bank and cell phone will help. Many countries are allowed a 3 months visa free time, so its best to get a few things organised and book your appointment at the ausländerberhörde (foreign registration office) for 1-2 months in.
Here is a list of countries, which require entry Visas.