For caps/num/scroll lock? Easy! I've used https://keyboard-leds.com before, which sits in the system tray, though I don't bother any more. Source: over 1 year ago

In the past, I've used a program to display the traditional keyboard key states, but in the end, I find it's just not necessary. Ideally, none of them should ever change and preventing them from being accidentally toggled is pretty easy. Source: over 1 year ago

Something like Windows https://keyboard-leds.com/. Source: almost 2 years ago

Windows: https://keyboard-leds.com/ Linux: It seems a lot of apps that give notification in the panel. Please Let me know if there's some big on screen popup similar to that app above which is only is visible when CAPS is active. Source: over 2 years ago

Look at the Laws of UX https://lawsofux.com/en/ , its great information for what you trying to do. Source: almost 2 years ago

Similar to Growth's psychology section, here's another great set of principles to learn and keep in your back pocket: Https://lawsofux.com/en/. Source: almost 2 years ago

Have a look through Laws of UX. Although I couldn’t find one for your situation quickly scanning the list, it’s a good resource for when you need to derive decisions from principles/“laws”. Source: almost 2 years ago

With UIDs, I find them to be primarily aesthically minded - they have some knowledge of the laws of UX a lot of the time by accident through the virtue of applying design best practice, they usually display strong brand awareness, understand the importance of cohesive visual design across the whole platform but are equally comfortable deep diving into the low level detail and know the technical limitations of the... Source: almost 2 years ago

Study Basic Knowledge: Laws of UX, Usability Heuristics. Source: almost 2 years ago