Galaxy Tab A 8.4 (2020) Repair Same-Day North Providence RI

About this repair

The Tab A 8.4 (2020) uses a bonded 1920x1200 WUXGA TFT panel where the touch digitizer is fused to the LCD, so a cracked screen means replacing the full assembly rather than just the glass. Its Exynos 7904 board and 5,000mAh battery sit behind an adhesive-sealed metal back that we heat and pry slowly to avoid creasing the thin 8.4-inch panel. We also rebuild the recessed USB-C port, a frequent failure on this LTE-capable SM-T307 after years of cable wear.

• Aftermarket
• Premium

Can you replace just the glass on my Tab A 8.4, or the whole screen?

On the SM-T307 the digitizer is laminated to the WUXGA LCD, so glass-only swaps leave dead touch zones; we fit a complete 1920x1200 assembly to keep the panel responsive edge to edge.

Why does my Tab A 8.4 (2020) charge slowly or only at certain cable angles?

The recessed USB-C port on this model loosens as the adhesive metal back flexes; we replace the port board and reseat its flex so the 5,000mAh battery charges reliably again.

Is the battery on the Tab A 8.4 worth replacing this many years on?

Yes—the 5,000mAh cell is glued under the rear housing and fades after heavy LTE use, and a fresh-adhesive swap lets the Exynos 7904 tablet hold a full day again.