Apple iMac Retina 4k, 2017, 21.5 Inch User's Guide

Apple iMac Retina 4k, 2017, 21.5 Inch manual cover
Pages 2
Year 2020
Language(s)
English en

Apple iMac Retina 4k, 2017, 21.5 Inch Specification

The Apple iMac Retina 4K, released in 2017, is a 21.5-inch all-in-one desktop computer designed to deliver high-resolution visuals and robust performance. It features a stunning 4096 x 2304 resolution display, which provides vibrant colors and sharp details, making it ideal for graphic design, video editing, and multimedia consumption. The iMac is powered by Intel's 7th-generation Kaby Lake processors, with options ranging from a 3.0 GHz quad-core Intel Core i5 to a 3.6 GHz quad-core Intel Core i7, ensuring smooth and efficient multitasking capabilities.

For graphics, the iMac is equipped with either Intel Iris Plus Graphics 640 or a more powerful Radeon Pro 555 or 560 with up to 4GB of video memory, depending on the configuration. This setup supports demanding graphical applications and ensures a seamless visual experience. Memory configurations start at 8GB of 2400MHz DDR4, expandable to 32GB, providing ample capacity for intensive applications and future-proofing the system against rising software demands.

The iMac comes with a range of storage options, from a 1TB hard drive to faster Fusion Drives and SSDs, offering flexibility between cost and speed. Connectivity options include four USB 3.0 ports, two Thunderbolt 3 (USB-C) ports, an SDXC card slot, a Gigabit Ethernet port, and a 3.5 mm headphone jack, supporting a wide array of peripherals and networking needs. The device supports Wi-Fi 802.11ac and Bluetooth 4.2 for wireless connectivity.

Overall, the 2017 iMac Retina 4K combines an elegant design with powerful hardware and a brilliant display, making it a compelling choice for users seeking a high-performance desktop with excellent visual fidelity.

Apple iMac Retina 4k, 2017, 21.5 Inch F.A.Q.

How do I reset the NVRAM on my iMac Retina 4K, 2017?

To reset the NVRAM, shut down your iMac, then turn it on and immediately press and hold the Option, Command, P, and R keys for about 20 seconds. This will clear the NVRAM settings.

What steps can I take if my iMac is running slow?

First, check for software updates and install them. You can also check the Activity Monitor for resource-heavy applications, clear out unused files, and consider upgrading the RAM.

How can I connect my iMac Retina 4K to an external display?

Use a Thunderbolt 3 (USB-C) to HDMI or DisplayPort adapter to connect your iMac to an external display. Go to System Preferences > Displays to configure the settings.

What should I do if my iMac won't turn on?

Ensure the power cable is securely connected. Try a different power outlet. If it still won't turn on, reset the SMC by unplugging the power cord, waiting 15 seconds, plugging it back in, and then waiting another 5 seconds before turning it on.

How do I perform a factory reset on my iMac?

First, back up your data. Restart your iMac and hold Command + R to enter Recovery Mode. Use Disk Utility to erase your hard drive, then reinstall macOS from the macOS Utilities screen.

What is the best way to clean the screen of my iMac?

Turn off the iMac and unplug it. Use a soft, lint-free cloth slightly dampened with water or a screen cleaner to gently wipe the screen. Avoid using paper towels, abrasive cloths, or any cleaning solutions with alcohol or ammonia.

How can I check the storage capacity and available space on my iMac?

Click on the Apple menu, then select 'About This Mac'. Click on the 'Storage' tab to view the storage capacity and available space on your iMac.

How do I update macOS on my iMac Retina 4K?

Go to System Preferences > Software Update to check for available macOS updates. Click 'Update Now' to install any available updates.

What should I do if my iMac's fan is too loud?

Ensure that the vents on your iMac are not blocked. Check for resource-intensive applications via Activity Monitor. Reset the SMC if necessary. If the problem persists, consider contacting Apple Support.

How can I improve the security of my iMac?

Ensure that your macOS is up to date. Enable FileVault for disk encryption, use strong passwords, set up two-factor authentication for your Apple ID, and regularly check for malware or suspicious activities.