TDC Erhverv Security Insights

TDC Erhverv - Terms and conditions

TDC Erhverv Teams » Styrker samarbejdet

Fremtidens 5G+

Unified Communication » Prøv Scale

Find alt vores hjælp og vejledninger i vores hjælpeunivers

Kontakt TDC Erhverv

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

July 2025

June 2025

Title / URL	Issues
TDC Erhverv Security Insightstdc.dk/securityinsights/	6
TDC Erhverv - Terms and conditionstdc.dk/vilkaar-eng/	5
TDC Erhverv Teams » Styrker samarbejdettdc.dk/produkter/teams/	5
Fremtidens 5G+tdc.dk/5g+/	4
Unified Communication » Prøv Scaletdc.dk/produkter/scale/	3
Find alt vores hjælp og vejledninger i vores hjælpeuniverstdc.dk/kundeservice/	1
Kontakt TDC Erhvervtdc.dk/kundeservice/kontakt/	1

Fix missing ARIA label IDs

TDC

Where this issue has occurred