Q: "Hello, both cameras of my iPhone X stopped working after updated to iOS 13. It just remained black. What can I do now? Is there any way to fix it?" – Mike from Apple Discussion

Recently, many iPhone users have complained that they can't use their camera after iOS 13 upgrade, before enjoying a better shooting feature. For example, camera just becomes black screen, blurry camera, the camera cannot open or the camera app is missing after the update to iOS 13. If you're now…

Q: How can I convert M4V to MP4 files online?

Developed by Apple, M4V format is specially designed to store videos files in iTunes Store and also protected by Apple's special FairPlay digital right management (DRM) technology. Thus, some M4V video files can only be played with iTunes and QuickTime player or any other Apple devices such as iPhone, iPad and Apple TV, etc.

Due to its bad compatibility, many users want to convert M4V videos to MP4 format, a much more popular video…

Q: "I like listening to music from Spotify and when I'm falling in love with some songs, I really want to have them on my computer or on a CD for listening while driving. Is there any way to download Spotify music to MP3? Any advice is much appreciated!" – Joanna from Quora

Spotify is one of the most popular streaming music services, who has more than 40 million music tracks in its library and about 200 million active users monthly all over the world, according to the recent report.…

Most of the people nowadays carry their entire life on their smartphones. From the precious photos to their important documents, everything is saved on their iPhone. But everyone knows unpredictable can electronic days be.

One wrong click, one accidental fall, or even a minor damage might disappear all of your data from your iPhone like it never existed. We have even found people who accidentally deleted all of their important files are not able to restore it back. Accidental…

Q: Last night I tried to upgrade my iPhone to the latest iOS 12, and then found some contacts are missing. Does anyone encounter the same iOS 12 contacts disappeared issue? How can I restore all my lost contacts on iPhone? Help! - Jimmy Cater

As an addict of iPhone, you may want to experience the novel features of the latest iOS 12 right now after Apple has published it officially. However, it is inevitable that some existing data on your iPhone may lose after updating to iOS 12…

Q: I just cleared the spam messages on my iPhone early this morning and then find that some important text messages from my friends and family members were also be deleted by accident. They’re so precious for me. Can I recover deleted text messages from my iPhone instantly? Can someone help me? Thanks in advance. - Janis from Quora

Have you ever deleted your important text messages on your iPhone accidentally, just like Janis. Don’t worry. All these deleted data can be retrieved.…

Q: When I tried to upgrade my iPhone 8 to iOS 12, it suddenly got crashed and all my data were gone, which made me crazy. I have no backup before, so I cannot get it back from iCloud or iTunes backups. Is there anybody who can recommend me some iOS data recovery software that can help me recover my lost data from iPhone for free? Many thanks! - Jason William from Quora

There are many reasons that can lead to a desperate data loss disaster, such as one wrong click, an accidental fall,…

When you shoot some videos, you may get some unsatisfied scenes and thus make the video files very large. How can you remove the useless part of your video and make the file into the smaller one? Of course we need a video cutter. As for such kinds of tools, Gihosoft Free Video Cutter is a good choice.

Gihosoft Free Video Cutter is an easy-to-use freeware that can be used to cut long videos into shorter ones. It supports videos in multiple formats, such as AVI, MPEG, MPG, VOB, WMV,…

Q: How can I cut videos from YouTube easily? - Sam Castle at Quora

As we know, anyone can watch videos on YouTube website. And YouTube also enables users to download or save their favorite videos or movies on their own computers, so that they can view them without being connected to the Internet. Then, how to cut videos from YouTube? In order to answer this question asked by Sam Castle at Quora, we will show you two simple methods.

Part 1. How to Cut YouTube Videos with YouTube…

Are you seeking for an easy-to-use video cutter and joiner to split your video into pieces and then join the rest parts together? There are tons of such video editing tools on the Internet, but some only work as video trimmers, and some only work as video joiners. Fortunately, there are also some tools that can be used for both trimming and merging videos. Here we pick up top 7 best video cutter and joiner to help you crop and combine videos with ease.

#1 Joyoshare Media Cutter…