What is a more formal way of saying "I will keep you updated"?

Some more formal ways to say "I will keep you updated":

I will keep you informed.

I will provide you with ongoing updates.

I will ensure you’re kept in the loop.

I will keep you apprised of any developments.

I will keep you posted on any progress.

I will inform you as new information becomes available.

I will update you as more details emerge.

I will keep you advised.

I will relay any updates as they arise.

I’ll ensure you receive all pertinent updates.

I will continue to keep you briefed on the progress.

I will communicate any relevant information as it becomes available.

You’ll be the first to know of any developments.

I will promptly share any updates with you.

I’ll make sure to provide timely information as we move forward.

I’ll furnish you with any new insights as we proceed.

I will ensure that you are kept aware of any changes.

I’ll remain in contact and keep you informed at every step.

I will keep you fully apprised of any changes.

I am committed to keeping you informed throughout the process.

I’ll ensure you’re up-to-date on all relevant developments.

I will provide you with continuous updates as needed.

You will be kept fully informed of any progress.

I will make sure to notify you of any advancements.

I’ll maintain open communication to share any news promptly.

I will see to it that you receive any updates without delay.

Rest assured, I’ll keep you in the loop with any pertinent information.