Handleidingen waar ik aan meegewerkt heb
Antwoord op "Why is my screen barely visible?"Try adjusting the contrast also. If that doesn't solve the issue, then there might be something wrong with the display itself. Then, you would have to replace it.
Antwoord op "Why won't my device hold a charge?"One person had the same problem, but with a different model: You can look at it here In the link there are some suggestions that might be helpful.