These are the best how-to guides, tips and tricks for you to use your Galaxy S4 easily. You can explore many hidden functions that improve your daily Galaxy S4 experiences.
For the PDF version of Galaxy S4 User Manual in your own language (for both downloading and reading online), you may check the Galaxy S4 User Manual (in PDF) page.
For Online User Manual (in English), you may read it online at Samsung Galaxy S4 Online User Guide page.
For some key features of Galaxy S4, you may check the Samsung Galaxy S4 Features Explained page.
This is a live page; we will update it regularly.
Have any questions? Start a thread in Galaxy S4 Forum. Fellow Galaxy S4 owners may already have the solution for you.