If your Lenovo Yoga C740-15IML has a broken screen, will not charge, runs hot or will not start, we can diagnose and repair it at our Bermondsey workshop. The Lenovo Yoga C740-15IML is a 2019 2-in-1 laptop with a 15.6-inch screen. The SSD can be replaced but the memory is soldered, so storage is the only upgrade.
- Model number
- C740-15IML
- Released
- 2019
- Type
- 2-in-1 laptop
- Screen
- 15.6-inch
- Storage
- M.2 SSD, replaceable
- Memory
- Soldered
Lenovo Yoga C740-15IML repairs and upgrades
Touchscreen replacement
Glass, touch layer and display are one bonded 15.6-inch part. We replace it as a unit and test touch and pen input before it leaves.
Price confirmed before work starts
Battery replacement
A new internal battery is fitted and tested through a full charge and discharge. A battery of this age that swells should be replaced before it damages the trackpad or casing.
Price confirmed before work starts
Charging port and power repair
We replace worn charging sockets and repair USB-C ports and charging circuits at component level. The adapter is tested first, because it is the cheapest thing to be wrong.
SSD and storage upgrade
The Lenovo Yoga C740-15IML takes an M.2 SSD. We clone the existing drive to a larger one so Windows, programs and files carry over unchanged.
Price confirmed before work starts
Memory
Memory in the Lenovo Yoga C740-15IML is soldered and cannot be upgraded. It is worth knowing this before paying anyone for a memory upgrade.
Windows repair and reinstall
The Lenovo Yoga C740-15IML meets Microsoft’s Windows 11 requirements in most configurations. We upgrade from Windows 10, which reached end of support in October 2025, or reinstall Windows 11 cleanly with your files kept.
We also carry out keyboard and trackpad repair, motherboard repair, liquid damage repair, overheating and fan repair, hinge and casing repair, virus removal on the Lenovo Yoga C740-15IML, along with USB, HDMI and audio port repair, Wi-Fi and Bluetooth card replacement, webcam and speaker faults, BIOS password removal with proof of ownership and data transfer to a new machine.
Known issues with the Yoga range
- Yoga 360-degree hinges loosen or seize over time, and a stiff hinge can crack the display glass.
- Memory is soldered on most Yoga and Yoga Slim models.
- The touchscreen is a bonded assembly and is replaced as one part.
Data recovery from the Lenovo Yoga C740-15IML
The SSD in the Lenovo Yoga C740-15IML can be removed and imaged on our own equipment, so files can usually be recovered even when the machine will not start. Recent Windows machines often have device encryption or BitLocker switched on. If so we will need the recovery key, which is normally saved in your Microsoft account.
Estimate the cost with our data recovery calculator, or read about recovering files after a ransomware attack.
Where the Lenovo Yoga C740-15IML sits in the range
Its nearest relatives in the Lenovo Yoga range are the older Lenovo Yoga 730-15IKB (2018) and the newer Lenovo Yoga Slim 7 15IIL05 (2020).
Questions
Can the SSD or memory in the Lenovo Yoga C740-15IML be upgraded?
The SSD can be replaced with a larger M.2 drive. Memory is soldered and cannot be upgraded.
My Lenovo Yoga C740-15IML will not turn on. Is my data lost?
Usually not. The drive is separate from the fault in most cases, and we can remove it and copy your files even if the machine itself is not worth repairing.
Where do I find the model number on my 2-in-1 laptop?
The base label shows the model name and a machine type, four characters such as 20W0 or 82H8. For this model, look for C740-15IML.
Can the Lenovo Yoga C740-15IML run Windows 11?
Yes, in most configurations.