The internal memory of your smartphone or SD card is insufficient. In the first case, you can convert your SD card into an internal memory source – as we will show you below.

Starting with Android Marshmallow, Google has built-in an option to use your external storage (micro SD) as your native internal storage. Follow this step-by-step guide in order to do so.

How to use an SD card as internal storage in Android With certain Android smartphones, you may not be able to move apps to an SD card, even if your phone does have such a card.

How to set an SD card as default storage on your Android device These instructions work for all SD-card-compatible devices running Android 6 or later. If you're unsure if your phone or tablet ...

What can you do with a microSD card on Android? Can you store apps and games? What's the difference between internal and external storage? We answer all.

If your Android phone is running out of storage space, many phones will allow you to insert an SD card, which you can set as the phone's primary storage.

In a nutshell, when Android 6.0 sees that you’ve inserted a microSD card the operating system will ask if you’d like to treat it as portable storage or as internal storage.

Consumer Reports shows you how to deal with the dreaded Insufficient Storage Available message on an Android smartphone.