The phrase "a need to update" is correct and usable in written English.
You can use it when discussing the necessity or requirement to make changes or improvements to something, such as a document, software, or process.
Example: "After reviewing the project, I realized there is a need to update our current strategy to better align with market trends."
Alternatives: "a requirement to revise" or "a necessity to refresh".
I do not argue that they have a need to update their version in tandem with Apple.
In real time flood forecasting, data generation is continuous and hence there is a need to update the developed mapping equation frequently which increases the computational burden.
Indeed, the move has been prompted by a need to update and replace the ageing cable that currently supplies electricity from the mainland.
Therefore, there is a need to update legislation on archives and records management with regard to access to information, transparency and accountability.
The results indicate that there is a need to update ergonomic recommendations and adjust products and workplaces to the new information.
The research findings reveal that there is a need to update the Chinese thermal comfort standard based on local climates and people's habitats.
It has also created a continuous need to update ICT and associated skills, and an increasing need for distance learning.
Connexions is strongest in statistics and electrical engineering — areas with technologically advanced students and a greater need to update material than, say, works on medieval history.
Elsewhere, the report said there was a clear need to update Scotland's system of compulsory purchase and local authorities should be given new powers to issue compulsory sale orders.
This illustrates a continuous need to update PCR based MRSA detection in the orfX/J3 region, as would be necessary to detect our dominant t024-ST8-IVa t024-ST8-IVa t024-ST8-IVa
There is a great need to update and educate these TB carers on the latest developments.
