Most new hearing aid wearers need several adjustments in the first year as they adapt to amplification and identify problem situations, then an annual check once things have settled. But that’s an average, not a rule, and if your hearing aids aren’t working properly right now, you shouldn’t be watching the calendar.
In my experience, the biggest mistake people make is treating their devices like reading glasses: something you collect once and forget about. Hearing aids are medical devices programmed to your specific audiogram, worn in constantly changing acoustic environments, and sitting in one of the most hostile places on the human body: the ear canal, where wax, moisture, and skin debris wage daily war on tiny speakers and microphones. They need ongoing care, and your hearing itself changes over time. The question isn’t really “how often” but “when and why.”
The First Year: Expect Multiple Adjustments
When you first receive hearing aids, they’re programmed based on your pure tone audiometry results: the beeps you responded to in the sound booth. That’s a starting point, not a finish line. Real-world listening is dramatically different from responding to isolated tones in a quiet room.
Most people need their first adjustment within two to four weeks. You’ll have adapted enough to know what’s working and what isn’t, but you’re still in the critical learning window where your auditory cortex is reprocessing sounds it hasn’t properly heard in years. Common issues at this stage: your own voice sounds strange (occlusion effect), cutlery and paper are jarringly loud, or you’re still struggling to hear your partner in the car.
The second and third adjustments typically happen over the following three to six months. You’ve now encountered specific problem situations: the café where you still can’t follow conversation, the weekly poker game where you’re missing the jokes, the television volume that’s still causing domestic disputes. These real-world scenarios let us fine-tune the programming in ways the initial audiogram simply can’t predict. We might adjust the noise reduction settings, modify the directional microphone response, or create a custom program for your most challenging environment.
By month six to twelve, most people are settled. You might need one more tweak, or you might be done. Either way, you’ve now got a proper baseline for comparison at future appointments.
What Actually Happens During an Adjustment
A proper hearing aid adjustment isn’t just twiddling the volume. It starts with conversation: what’s working, what isn’t, and in which specific situations. I need to know if you’re avoiding restaurants, if your grandchildren sound too sharp, if you’ve stopped going to church because of echo. Vague complaints like “it’s not right” don’t help either of us, though I’ll ask the questions to get to the specifics if you’re not sure how to describe it.
Then we verify. If you’re reporting new difficulties, I’ll repeat speech-in-noise testing to quantify what you’re experiencing. We should also be doing real-ear measurement (REM), where a probe microphone sits in your ear canal while you’re wearing the aid, measuring exactly what sound pressure is reaching your eardrum. It’s the most direct way to check that the aids are delivering what we programmed them to deliver. Not every clinic uses REM routinely, but it should be part of good practice.
Physical maintenance happens every visit. I’m checking the receivers for wax, the microphone ports for debris, the shells or domes for wear, and the battery contacts for corrosion (if you’re still using disposable batteries). Tubing on behind-the-ear aids gets stiff and discoloured and needs replacing every few months. Receiver wires eventually fail. These aren’t programming issues, but they’ll affect performance just as much.
Finally, we reprogram based on what you’ve told me and what I’ve measured. That might mean adjusting gain in specific frequency bands, changing compression ratios, modifying how aggressively the noise reduction behaves, or creating a new custom program. The changes are usually subtle: hearing aid programming is more scalpel than sledgehammer.
After the First Year: Annual Checks Are the Minimum
Once you’ve settled in, you need an annual review at minimum. Your hearing changes, sometimes gradually, sometimes suddenly. Age-related hearing loss is typically progressive, and if your settings haven’t been updated in several years, there’s a fair chance you’re under-amplified. We need to repeat your audiogram, compare it to the previous one, and adjust the programming accordingly.
Annual checks also catch physical problems before they become failures. Receivers wear out. Microphone ports get blocked. Shells crack. Battery doors weaken. An aid that’s slowly losing performance often doesn’t announce itself: you just gradually struggle more and assume you’re having a bad hearing day, when actually you’re having a failing device.
This is also when we assess whether your aids are still the right technology for your current hearing and lifestyle. If you’ve taken up lawn bowls and are now in noisy clubrooms twice a week, you might benefit from upgrading the directional microphone technology. If your high-frequency loss has progressed, we might need to discuss different receiver strengths or even different devices.
Signs You Need an Adjustment Before Your Next Scheduled Appointment
Don’t wait for your annual review if something’s wrong. Book an adjustment if:
Specific sounds have become uncomfortably loud or too soft. Your partner’s voice sounds shrill, or you’ve started turning up the TV again. This usually means either your programming needs adjusting or your hearing has changed.
You’re getting feedback (whistling) that wasn’t there before. New feedback suggests a physical problem (a loose fitting, wax blockage or deteriorating tubing) or a change in your ear canal shape. Weight loss, dental work, and TMJ issues can all change how an aid sits.
You’re struggling in situations that used to be manageable. If you could follow group conversation three months ago and can’t now, something has changed: either the device or your hearing.
Sounds seem muffled or distorted. This often indicates a wax-blocked receiver or failing component, not a programming issue.
You’re experiencing discomfort or irritation. Hearing aids should be physically comfortable. If they’re not, the fit needs addressing or you’ll stop wearing them.
The Real Cost of Avoiding Follow-Up Care
People avoid coming back for adjustments for remarkably consistent reasons: they don’t want to “bother” us, they assume the problem is them not the aids, they think adjustments cost extra, or they’ve moved clinics and feel awkward establishing care elsewhere.
When you avoid follow-up, the usual result is that you struggle unnecessarily, you stop wearing the aids as much (or at all), your brain loses the adaptation it had gained, and you eventually decide hearing aids “don’t work” when the real issue was a few minutes of programming or a replacement receiver. Expensive hearing aids end up in drawers far too often because of problems one appointment could have fixed.
At The Audiology Place, we explain at the fitting what follow-up care is included with your hearing aids, so there are no surprises later. The relationship doesn’t end when you walk out with new aids: that’s when it begins.
The Bottom Line on Hearing Aid Adjustments
Expect several adjustments in the first year, then annual reviews at minimum. But respond to problems when they arise, not according to a schedule. Your hearing aids are medical devices managing an often progressive condition, sitting in a hostile environment, subject to both physical wear and physiological change. They need ongoing professional attention, and you shouldn’t tolerate poor performance any more than you’d tolerate glasses that only worked sometimes.
If your aids aren’t comfortable and helpful right now, not perfect, but genuinely useful in your daily life, they need attention. Don’t suffer in silence, and don’t convince yourself you just need to try harder. Book the appointment.
If you’re having problems with your hearing aids, wherever you bought them, contact us or call (02) 9315 8327 to arrange a review at our Epping or Forestville clinic. If you’re still deciding whether you need aids at all, start with do I actually need hearing aids?
