Introduction

Water resistance is a major selling point of modern smartphones. But what happens when that protective shell cracks—especially the back glass? In this guide, we explain whether your phone remains waterproof, what damage you risk, and how to fix it the right way.

Waterproof vs. Water-Resistant – What’s the Difference?

Waterproof = Fully sealed against water (like diving watches)
Water-Resistant = Offers protection under limited conditions (like rain or splashes)

Most phones, including iPhones and Galaxy devices, are not waterproof, only water-resistant to a specific IP rating (e.g., IP67 or IP68).

Does a Cracked Back Affect Waterproofing?

✅ Yes – absolutely. Even a small crack compromises your phone’s water resistance.

Why?

• Phones are sealed with adhesives between the frame and glass.
• A crack weakens or breaks this seal.
• Water can easily enter through tiny gaps and damage internal components.

Examples by Phone Model

Real-World Consequences of Using a Cracked-Back Phone

• Slow internal corrosion
• Short-circuits on motherboard
• Touchscreen unresponsiveness
• Battery drain or overheating

Even if your phone seems fine after water exposure, damage can appear days or weeks later.

How to Fix It – The Right Way

If your phone has a cracked back:

🔧 Step-by-Step Fix

1. Stop using it in wet environments.
2. Don’t test it in water – You might cause irreversible damage.
3. Get professional back glass replacement.
4. Ensure the technician reseals the device with water-resistant adhesive.

Common Myths Busted

• ❌ “My phone is still working, so water didn’t get in.”
  → Internal damage can take time to appear.
• ❌ “A case will protect it from water.”
  → Cases protect from drops, not water intrusion through cracks.

FAQ – Is Your Cracked Phone Waterproof?

Q: Can a cracked iPhone back still resist water?

A: No. Once cracked, the water resistance is compromised, regardless of IP rating.

Q: Is it safe to use my cracked phone in the rain?

A: No. Even light exposure can allow water to enter through the crack.

Q: Can the waterproof seal be restored?

A: Yes, with professional repair that includes reapplying waterproof adhesive.

Final Verdict

Is your phone still waterproof if the back is cracked?
NO. The risk of permanent damage is real.

📲 Need help? At Phonebulance, our certified repair experts in Laguna Hills restore your phone’s integrity using waterproof-grade adhesives and precision tools.

👉 Book a repair now and protect your device before water does the damage.

Please Note: After any repair, the device is no longer water-resistant or waterproof, regardless of its original rating. We advise keeping the device away from water and moisture to prevent potential damage. Thank you.

Why Choose Phonebulance?

At Phonebulance, we’re your local go-to experts for all iPhone repairs. Here’s what sets us apart:

• ✅ Certified Technicians
• ✅ Top-quality parts
• ✅ [Warranty period] warranty on repairs
• ✅ Fast turnaround times (1–2 hours on average)
• ✅ Affordable prices with no surprise fees

📞 Call or text us today to get a free quote or make an appointment.

Here is the list of our repair and fixing prices:

• iPhone LCD Screen Replacement
• iPhone Charging Port Replacement
• iPhone Battery Replacement (High Capacity)
• iPad screen replacement
• iPhone Back Camera Lens Replacement
• iPhone Rear Camera Repair
• iPhone Back Glass Repair Cost