--- title: "Why are Device Drivers required?" description: "Why are Device Drivers required?" author: "Mukul Goenka" published: 2022-04-20 canonical: https://answers.mindstick.com/qa/96914/why-are-device-drivers-required category: "troubleshooting" tags: ["troubleshooting", "computer"] reading_time: 1 minute --- # Why are Device Drivers required? Why are [Device](https://www.mindstick.com/articles/331690/how-much-time-should-we-spend-on-your-devices-every-day) [Drivers](https://www.mindstick.com/interview/1275/what-are-stubs-and-drivers-used-for-in-white-box-testing) [required](https://yourviews.mindstick.com/view/81031/vigilence-required-during-corona-pandemic)? ## Answers ### Answer by Hitesh Vohra - The computer bus or communications subsystem, to which the hardware is connected, is where a driver communicates with the device. The driver provides commands to the device when a calling [**software**](https://answers.mindstick.com/qa/51476/how-to-fix-an-iphone-se-that-won-t-update-ios-failed-to-update-software) calls a routine in the driver (drives it). After the device provides data back to the driver, the driver can call the original calling program's functions. - **Device drivers** serve as a translator between a hardware device and the applications or operating systems that utilise it. - Programmers can develop higher-level application code regardless of the hardware used by the end-user. A high-level application for communicating with a serial port, for example, might just contain two functions: 'send data' and 'receive data.' A device driver providing these functions would interface with the serial port controller installed on the user's computer at a lower level. \ **Read More: [What is the Blue Screen of Death (BSOD)?](https://answers.mindstick.com/qa/96915/what-is-the-blue-screen-of-death-bsod)** --- Original Source: https://answers.mindstick.com/qa/96914/why-are-device-drivers-required Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.