Samsung Galaxy A20 Troubleshooting

What issues are you experiencing?

Calls & Texts


  • No sound and other audio issues
  • Loudspeaker doesn't have any sound
  • Bluetooth headset has no sound
  • Notifications don't play



  • Unable to read mounted SD card
  • Some apps in SD card not working
  • How to free up some storage space
  • Server storage full, unable to write on SD card



  • 32 GB ROM
  • 3 GB RAM
  • with microSD and supports up to 1 TB (dedicated slot)


  • Android 9.0 (Pie); One UI
  • Exynos 7884
  • Octa-core (2x1.6 GHz & 6x1.35 GHz)


  • Comes with stereo speakers
  • 3.5mm jack
  • Active noise cancellation with dedicated mic

Battery Life

  • Non-removable Li-Po 4000 mAh battery
  • Fast battery charging 15W


  • Super AMOLED capacitive touchscreen, 16M colors
  • 6.4 inches, 100.5 cm2 (~85.0% screen-to-body ratio)
  • 720 x 1560 pixels, 19.5:9 ratio (~268 ppi density)


  • Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
  • Bluetooth 5.0, A2DP, LE
  • NFC
  • FM radio
  • USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go


Main Camera

  • 13 MP, f/1.9, 28mm (wide), AF
  • 5 MP, f/2.2, 12mm (ultrawide)
  • LED flash, panorama, HDR
  • [email protected]

Selfie Camera

  • 8 MP, f/2.0


  • Dimensions: 158.4 x 74.7 x 7.8 mm (6.24 x 2.94 x 0.31 in)
  • Weight: 169 g (5.96 oz)
  • Build: Front glass, plastic body
  • SIM: Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Recent Guides

How To Fix Samsung Galaxy A20 Mobile Network Not Available Issue

By Chadwick Buenaflor | October 13, 2019

The #Samsung #Galaxy #A20 is one of the better mid-range Android devices available in the market which was first released in April 2019. It has a solid build quality that comes with a 6.4 inch Super AMOLED screen having a resolution of 720 x 1560 pixels. It sports a dual rear camera system and a

Fix Samsung Galaxy A20 that keeps disconnecting from WiFi network

By Felix Harley | October 11, 2019

Some owners of the Samsung Galaxy A20 reported to us about a network problem saying that the phone keeps disconnecting from the WiFi network for no apparent reason. It’s a common problem not just to Galaxy devices but to other smart devices as well. Most of the time, it’s just a minor problem that you

How to fix Samsung Galaxy A20 stuck on Black Screen of Death

By Felix Harley | October 10, 2019

Some owners of the Samsung Galaxy A20 have experienced being stuck on the black screen of death. Most of the reports we received said that their phones just powered down without apparent reason and would no longer respond. Normally, users would think that it’s an issue with the hardware but more often than not, it’s

Samsung Galaxy A20 keeps showing the ‘Camera failed’ error

By Felix Harley | October 9, 2019

The “Warning: Camera failed” error that seems to be bothering some users of the Samsung Galaxy A20 is often just a minor problem. However, I’ve seen cases wherein this error is actually a sign of a more serious hardware issue affecting the camera sensors themselves. What this error means is that the app, one of

Fix Samsung Galaxy A20 that won’t connect to WiFi

By Felix Harley | October 8, 2019

Being one of the mid-range devices the company just recently released, the Samsung Galaxy A20 actually has some impressive hardware specs. So, functions like connecting to a WiFi network and other wireless services should work without a hitch. However, some of the users reported because their devices won’t connect to their WiFi networks anymore. This

Samsung Galaxy A20 keeps showing the ‘moisture detected’ warning

By Felix Harley | October 8, 2019

The Samsung Galaxy A20 doesn’t have the IP68 certification, so it’s not water-resistant. When there’s moisture in the charging post, you may see the ‘Moisture Detected’ warning and the charging process may immediately stop. This is to prevent further liquid damage to both your phone and its charger. As long as the device still powers