The most reliable way to connect your device to a Windows PC is to install the . While there are many third-party links, the official package covers all Samsung Android devices, including the Exynos 850 model. Official Link: Samsung Android USB Driver (v1.9.0.0) File Size: Approximately 35.5 MB
Have a specific Exynos 850 driver issue? Share your OS and what you're trying to do in the comments! samsung galaxy a12 exynos 850 drivers download link
There is no magic "Exynos 850 chipset driver" separate from Samsung’s standard package. The safest, fastest, and most reliable is the official Samsung USB Driver from developer.samsung.com . The most reliable way to connect your device
Technically, Windows will install a generic MTP driver automatically. However, that driver often fails with "The device has stopped responding." The official Samsung driver resolves this. Share your OS and what you're trying to do in the comments
I can provide step-by-step instructions for your specific situation.