Try to download MoboPlay or iTools on your laptop, to see if either of them can recognise your videos on your S5 from laptop.
Download MoboPlay or iTools.
Use a USB cable to connect your phone to your laptop.
Make sure you have enabled USB Debugging Mode on your phone. How to Enable USB Debugging Mode on Android
MoboPlay is an Android app market and a PC Suite for Android and iOS devices, offering lots of free Android apps and games to download, as well as functional smartphone management features such as File Manager, Data Backup and Restore, Synchronization and all.
With MoboPlay, you can (a) easily search and download the latest and hottest apps and games, such as Pokemon Go and Clash Royale, for FREE and without register needed; (b) manage, transfer, and sync any apps, files, photos, music and videos between computer and mobile devices, including even iPhone and iPad; and (c) backup your important data such as contacts, sms, call logs, images, app data and music from your phone, and restore your backup with just one click. Additional features: (a) You can connect your phone or tablet to the computer through either USB cable or Wi-Fi network. (b) File Manager: View and organize the files on mobile phone or tablet from PC. (c) Full Screen: Display the mobile device screen on computer in real time. (d) Space Cleaner (for Android): Clean up junk files and useless cache to save device storage. Download and install MoboPlay on your PC now to start a new and easy mobile life!
Support
Are you having questions or problems? Contact us by using the contact methods listed below and stay tuned!
Our website: http://www.moboplay.com
Facebook: https://www.facebook.com/MoboPlayEN
Twitter: https://twitter.com/MoboPlayEN
Email:
We appreciate your feedback!