How to switch the keyboard's F1-F12 usage function?

When "Fn" is in lock mode and pressing F1-F12 directly has no effect, then you need to press "Fn" while pressing F1-F12. Note: Press "Fn" and "Esc" at the same time to switch Fn function lock or unlock.

When the keyboard is jammed:

1. The issue was caused by a computer update. Attempt restarting your computer and reconnecting your keyboard.

How to distinguish the use of alt and cmd function keys on different systems?

The silkscreen above the horizontal line corresponds to the Win system, and the silkscreen below the horizontal line corresponds to the Mac system

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Description

⌨️ Elevate your typing game with comfort and style — because your hands deserve the best!

ADJUSTABLE TILT ANGLES - Choose from three customizable tilt positions to find your perfect ergonomic typing angle.
ERGONOMIC SPLIT DESIGN - Align your hands naturally to reduce strain and boost comfort during marathon typing sessions.
LUXURIOUS WRIST SUPPORT - Oversized, soft leatherette wrist rest cushions your wrists, preventing fatigue and enhancing productivity.
RELIABLE WIRED CONNECTION - Braided nylon cable ensures stable, interference-free connectivity for seamless work and gaming.
PLUG AND PLAY COMPATIBILITY - Effortless setup with Windows, macOS, and Linux—no drivers needed, just type and go.

The Nulea Wired Ergonomic Keyboard RT05C features a split ergonomic design paired with a plush leatherette wrist rest and adjustable tilt legs, delivering superior comfort for extended use. Its vibrant 7-color backlighting adds a modern flair, while the durable braided USB cable guarantees a stable wired connection. Compatible across Windows, macOS, and Linux, this plug-and-play keyboard is engineered for professionals seeking both style and ergonomic excellence.

Specifications

Brand	Nulea
Manufacturer	Nulea
Model	RT05C
Model Name	Ergonomic Keyboard
Package Dimensions	45.4 x 29.2 x 4.2 cm; 1.39 kg
Item model number	RT05C
Operating System	Linux
Compatible Devices	Laptop, PC
Special Features	Ergonomic, Split Keyset Design, Wrist Rest
Mounting Hardware	USB Cable
Number of items	1
Power Source	Wired
Batteries Required	No
Keyboard Description	Ergonomic split design with cushioned wrist rest, adjustable tilt legs, and stable wired connection
Connector Type	USB Wired
Material	Leatherette (for wrist rest)
Hand Orientation	Ambidextrous
Does it contain liquid?	No
Manufacturer	Nulea
Country of Origin	China
Item Weight	1 kg 390 g

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