원문 게시자: Jonathan Wharton ,
According to Blake Stimac, a staff writer at greenbot.com, (You can find his article [http://www.greenbot.com/article/2360000/galaxy-tab-4-8-0-review-feels-like-a-mid-range-tablet-from-last-year.html|here]) the battery life should last around 9 hours of HD video viewing. By turning on power saver mode, you can extend your battery life at the cost of performance. If your battery life is significantly lower, you might want to try closing some applications, or if worst comes to worst; replace your battery. [[Samsung Galaxy Tab 4 8.0 Wi-Fi Troubleshooting|Here's the troubleshooting page]] if it helps.