--- title: "MacBook Pro 16-inch (M5 Pro / M5 Max, 2026) Battery Repair | UWS" description: "Battery Replacement for MacBook Pro 16-inch (M5 Pro / M5 Max, 2026): preparation, tools, repair steps, inline photos and diagrams, and final checks." canonical: https://ultimatewirelesssolutions.com/repair-guides/apple/macbook-pro-16-m5-pro-max-2026/battery-replacement --- Ultimate Repair Hub · DIY Guide # MacBook Pro 16-inch (M5 Pro / M5 Max, 2026) Battery Replacement Guide Replace a worn or confirmed faulty battery with the exact-model assembly. Check charger operation and battery condition first, and back up your files. [Check Parts Availability](https://ultimatewirelesssolutions.com/get-a-quote)[Book Professional Repair](https://ultimatewirelesssolutions.com/appointment)[Request Quote](https://ultimatewirelesssolutions.com/get-a-quote) Difficulty Professional tools required Repair sequence 6 stages Final checks 4 checks Opens from Bottom cover 1. [Home](https://ultimatewirelesssolutions.com/) › 2. [DIY Repair Guides](https://ultimatewirelesssolutions.com/repair-guides) › 3. [Apple MacBook](https://ultimatewirelesssolutions.com/repair-guides/macbook) › 4. [MacBook Pro 16-inch (M5 Pro / M5 Max, 2026)](https://ultimatewirelesssolutions.com/repair-guides/apple/macbook-pro-16-m5-pro-max-2026) › 5. Battery Replacement ## Tools - Adjustable torque driver (10–34 Ncm) - Cut-resistant gloves - ESD-safe tweezers - Microterry polishing cloth - Nylon probe (black stick) - Pentalobe screwdriver - Permanent marker - Suction cup - Torque driver (blue, 0.65 kgf cm) - Torx Plus 3IP 44 mm half-moon bit - Torx Plus 5IP 50 mm bit - Adhesive activation roller - Battery alignment pins - Battery press plate - ESD-safe tweezers (round-tipped) - Ethanol wipes or isopropyl alcohol (IPA) wipes Also check the tools for every linked access procedure. Match Torx and Torx Plus bits to the screw specified. ## Parts and supplies A new battery assembly matched to the exact model and connector. Use the specified replacement adhesives and protective materials. Compare the exact model and part number before installation. Confirm all required screws, adhesive, tape, foam and fixtures in the complete procedure. [Exact-model documentation](https://support.apple.com/en-us/docs/mac/301286) ## Table of contents 1. [1. Before you begin](#prepare) 2. [2. Repair sequence](#steps) 3. [3. Illustrated resources](#walkthrough) 4. [4. Final checks](#checks) ## Before you begin Choose Apple menu → About This Mac and confirm the model, chip and screen size. For Intel 2020 MacBook Pro, also match the two-port or four-port version. A similar enclosure does not establish parts compatibility. Battery and workspace precautions Follow the discharge instruction in stage 1 before opening. A swollen, punctured, dented or unusually hot battery needs specialist handling. Do not bend, heat or force it. Protect your eyes, prevent accidental startup and disconnect power before adjusting any internal connection. [Battery safety and workspace setup](https://support.apple.com/en-us/100353) Technician-level battery procedure: the Battery Drain Tool, alignment pins, press plate and activation roller are required. Damaged or swollen cells require the alternative top-case service procedure. ## Repair sequence Work through these stages with the complete illustrated procedure open. It contains the detailed screw map, torque values, connector directions and reassembly order for this model. [Open the complete illustrated procedure](https://support.apple.com/en-us/125844) 1. 1 ### Confirm the part and prepare Use Apple’s Battery Drain Tool and the linked discharge procedure to reach 30% before opening. Back up your files, shut down, unplug all cables and work on a clean, ESD-safe surface. Battery preparation reference 1Apple diagram 1 of 1 ![MacBook Pro (16-inch, M5 Pro or M5 Max) Battery: Battery preparation reference 1 (apple diagram)](https://cdsassets.apple.com/live/SZLF0YNV/service-documentation/macbook-pro/125844/125844_Battery_Broken_Insert_And_Avoid_Locations.png) Battery preparation reference 1 2. 2 ### Open the bottom and isolate power Keep the lid closed while removing the bottom-cover screws and releasing its clips. Disconnect the battery power and data connections in the illustrated order before touching internal cables. Map every screw to its location. Bottom cover removal reference 1Apple diagram 1 of 2 ![MacBook Pro (16-inch, M5 Pro or M5 Max) Bottom Case: Bottom cover removal reference 1 (apple diagram)](https://cdsassets.apple.com/live/SZLF0YNV/service-documentation/macbook-pro/120759/120759_BC_Screws_Remove_Top.png) Bottom cover removal reference 1 3. 3 ### Complete the access steps With power isolated, remove the connector covers shown in the photos. Keep their screws and any reusable insulating material organized. [Bottom case](https://support.apple.com/en-us/125830) 4. 4 ### Release the battery assembly Free the BMU and trackpad connections as directed. Remove the battery fastener(s). Release adhesive from cells 1–4, then 5–6. Follow the separate broken-strip procedure if needed; never pry elsewhere. Battery removal reference 1Apple diagram 1 of 5 ![MacBook Pro (16-inch, M5 Pro or M5 Max) Battery: Battery removal reference 1 (apple diagram)](https://cdsassets.apple.com/live/SZLF0YNV/service-documentation/macbook-pro/125844/125844_Battery_Computer_Placement.png) Battery removal reference 1 5. 5 ### Align and activate the new adhesive Fit a new assembly with alignment pins. Use the specified press plate and activation roller sequence. Remove liners in order, reinstall the BMU cable and torque the battery fastener(s). Battery reassembly reference 1Apple diagram 1 of 3 ![MacBook Pro (16-inch, M5 Pro or M5 Max) Battery: Battery reassembly reference 1 (apple diagram)](https://cdsassets.apple.com/live/SZLF0YNV/service-documentation/macbook-pro/125844/125844_Battery_Computer_Placement.png) Battery reassembly reference 1 6. 6 ### Reassemble and complete the repair Restore all removed parts, covers and cable routes in the full procedure’s reassembly order. Reconnect battery power only at the specified stage, inspect for loose hardware, close the bottom and complete the checks below. ## Illustrated repair resources ### MacBook Pro (16-inch, M5 Pro or M5 Max) Battery Apple [Complete illustrated procedure](https://support.apple.com/en-us/125844)[Complete Apple repair manual](https://support.apple.com/en-us/125836)[MacBook Pro Battery Discharge Procedure](https://support.apple.com/en-us/125124)[MacBook Pro (14-inch, M5) Broken Battery Adhesive Removal](https://support.apple.com/en-us/123925) ## Final checks Use these checks after reassembly. Checkboxes reset when you leave the guide. Confirm the Mac starts on battery power and recognizes the replacement in System Settings → Battery.Connect a known-good charger. Confirm charging, then unplug and check normal use without unexpected shutdowns or unusual heat.Check that the bottom cover fits flush and the trackpad clicks normally. Stop using the Mac if the battery expands or presses on the case.Run the specified post-repair diagnostics and any supported repair completion process. Recycle the removed battery through a battery collection service. ## Prefer a professional repair? Get help with diagnosis, parts compatibility or installation. [Book Professional Repair](https://ultimatewirelesssolutions.com/appointment)[Request Quote](https://ultimatewirelesssolutions.com/get-a-quote) UWS organizes these repair stages and checks with credited repair resources. Follow the complete procedure for your exact hardware and replacement part. Available functions depend on part compatibility and any required calibration. Parts for this repair ### MacBook Pro 16-inch (M5 Pro / M5 Max, 2026) Ask us to confirm the correct part and availability before ordering. [Check Parts Availability](https://ultimatewirelesssolutions.com/get-a-quote) ### Want us to do it? MacBook repair help in Tustin. Call or text: [949-300-8898](tel:9493008898)[Or text us](sms:9493008898) 18062 Irvine Blvd, Suite 207 Tustin, CA 92780 ### More for this MacBook [Screen Replacement (with Frame) →](https://ultimatewirelesssolutions.com/repair-guides/apple/macbook-pro-16-m5-pro-max-2026/screen-replacement)[All MacBook guides →](https://ultimatewirelesssolutions.com/repair-guides/macbook) --- Ultimate Wireless Solutions · 18062 Irvine Blvd Suite 207, Tustin, CA 92780 · (949) 300-8898 · https://ultimatewirelesssolutions.com