Overleaf and LaTeX produce PDF files, which are non-editable and are a pain to comment and correct. For this reason you might want to have one MS Word document for each of you chapters, and get all ...

Front and Back Chapters include Abstract, Acknowledgements, Appendix, Oath, and Zusammenfassung .tex files. All chapters are put in the main.tex by this or a similar command: % \chapter {Related Work} ...