Battery life on this model should be up to 8 hours depending on the work that the device is performing. This may be an error with the battery meter. Use the device and see what the actual battery life is. If it turns out that you need to update software, follow the link below to look for new driver updates for your specific system. You can also run diagnostics from the Lenovo site as well. As always, be sure to create a restore point on your system before you make any changes. You can do this by just typing "restore point" in the search window within Cortana and follow the link to create a restore point. Here is the link:
http://pcsupport.lenovo.com/us/en/products/laptops-and-netbooks/yoga-series/yoga-720-13ikb/80x6/80x6002jus/downloads
8 years, 9 months ago
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Lenovo Product Expert