This summary of the video was created by an AI. It might contain some inaccuracies.
00:00:00 – 00:08:22
The video provides a step-by-step guide on replacing the battery of a Samsung Galaxy S21, emphasizing the use of authentic Samsung service pack batteries for optimal performance. The presenter begins by removing the old, worn-out battery from a two-and-a-half-year-old phone, noting the significant decline in its performance. He meticulously disassembles the phone, removing screws and connectors with precision tools, and uses isopropyl alcohol to safely detach the old battery. After installing a new 3880 mAh battery, he carefully reconnects the components and addresses any additional repairs, such as a cracked screen protector. The reassembly process includes securing the connectors, reattaching screws, and using B7000 adhesive to maintain the device's integrity. The presenter concludes by recommending either charging the device fully or slightly discharging it and ensures the charging port is clean. The repair is successful, restoring the phone's functionality, and the presenter bids farewell.
00:00:00
In this part of the video, the presenter is replacing the battery on a Samsung Galaxy S21. He emphasizes the importance of using a service pack battery directly from Samsung, which cost him about 60 Australian dollars and was manufactured mid-2023. The current battery performance has declined, prompting the replacement. After applying isopropyl alcohol to loosen the factory seal, he carefully lifts it without damage, intending to reseal later with glue. He then uses tweezers to lift and fold a section, and proceeds to remove five screws, disconnecting various connectors such as the battery, display, daughter board, charging board, and antenna. The existing battery, dating back to 2021, indicates significant wear over time.
00:03:00
In this segment, the speaker continues repairing a two-and-a-half-year-old phone with an Exynos chip variant by removing the old battery. The speaker uses isopropyl alcohol to soften the adhesive and carefully pries out the battery, advising against using metal tools unless experienced. The old battery is replaced with a new, more efficient 3880 mAh battery from Samsung. After ensuring the battery fits correctly, the speaker reconnects the necessary cables, ensuring they click into place and even addresses a cracked screen protector that will be re-glued.
00:06:00
In this part of the video, the creator demonstrates the process of reassembling a device after a battery replacement. They emphasize securing the connector properly and reattaching screws. The creator mentions that removing the back cover may compromise the device’s IP rating, but they hope it will still be fine. They apply B7000 frame adhesive to secure the back cover after ensuring it is clean. The creator then suggests either fully charging the device or slightly discharging it first. They give the charging port a quick clean to remove fluff and note that the phone was likely kept in jean pockets. The segment concludes with a successful battery replacement for a Samsung Galaxy S21 and a farewell message.