The five major application conditions for studying in Germany include:

1. Academic background: Applicants need to have an academic background that meets the requirements of German higher education, usually an undergraduate degree or equivalent to a German bachelor's degree academic qualifications.

2. Language requirements: Most postgraduate courses in Germany are taught in German, so applicants need to provide proof of German language proficiency, such as German language test (such as TestDaF or DSH) scores or German language course certificates. Some schools also accept postgraduate courses taught in English and require proof of English language proficiency, such as TOEFL or IELTS scores.

3. Academic transcripts: Applicants need to provide undergraduate and graduate academic transcripts (if any) to prove their academic ability and outstanding performance.

4. Letters of recommendation: Usually two to three letters of recommendation are required. The recommenders can be professors, tutors or other professionals who can evaluate the applicant's academic ability and potential.

5. Personal statement or research plan: Applicants need to write a personal statement or research plan to explain their motivations, goals and research interests in applying to study abroad to demonstrate their research potential and adaptability.

In addition, there are some other application requirements that may vary depending on the school and major, such as interviews, portfolios, etc. Applicants should carefully read the school's admissions requirements and application guidelines to ensure that all conditions are met and application materials are submitted on time.