5.9: Simultaneous user actions

Where ICT uses simultaneous user actions for its operation, such ICT shall provide at least one mode of operation that does not require simultaneous user actions to operate the ICT.


Having to use both hands to open the lid of a laptop, having to press two or more keys at the same time or having to touch a surface with more than one finger are examples of simultaneous user actions.

Testing methods

Type of complianceInspection
Pre-conditions None
  1. If there are multiple modes of operation, select one mode of operation (see notes 1 and 2 of this table for guidance on the selection).
  2. Determine all the user controllable functions of the ICT.
  3. Check that each user controllable function can be operated with a single point of contact.
  4. If there are multiple modes of operation and the test is not passed, repeat the procedure until all modes of operation have been tested.
  1. Pass: Check 3 is true
  2. Check 3 is false for all modes of operation

NOTE 1: If there are multiple modes of operation, these should be tested until the compliance test is passed.

NOTE 2: Where it is claimed that a specific mode complies with clause 5.6, this mode should be tested first.


Requirement details

Reference number: 5.9

Related requirements

Related functional statements

Related technical requirements

No related technical requirements are associated with this technical requirement