For questions related to the external micro-SD card used by most Android devices to increase the amount of available storage. For the internal SD card, use 'internal-sd'. See the 'storage' tag wiki for a full overview of available storage-related tags.

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20
votes
3answers
3k views

Other than portability, are there any other advantages (or disadvantages) to storing apps on external storage?

Are there any particular advantages/disadvantages to storing apps on the external storage of an Android device? As I have a Nexus S, I can't think of advantages for me as I can't remove the storage, ...
17
votes
2answers
23k views

SD card partitioning? why? how?

I am going to install cm7 and it seems to me that is 'good' to partition my SD card. I did some reading but I am not sure if ext partition will become accessible as mass storage when an Android phone ...
17
votes
1answer
6k views

How do I switch my Android device's SD card without causing problems?

I just got a new 32GB SD card for my Nexus One. On the old one I have a bunch of apps installed and store the data there because the internal memory doesn't handle it. So now I want to switch SD ...
16
votes
1answer
12k views

How to upgrade / swap SD card without losing data and installed apps?

I have 2GB Micro SD card in my Android and want to upgrade to 4GB. How can I achieve it without losing anything from my 2GB card? I mostly use this card to store images/music and most of the apps.
16
votes
4answers
62k views

Check and fix SD card errors within Android itself?

Sometimes my SD card gets "corrupted" and this leads to many read/write errors. Usually, connecting the SD card to the windows 7 and selecting the "Error Checking" (Right click the drive > Tools > ...
11
votes
3answers
22k views

Why is the SD-card mounted to “/sdcard/external_sd” instead of “/sdcard” (or “/mnt/sdcard”)?

I recently upgraded my phone to an LG Motion 4G (Android 4 ICS). I see that the sdcard is mounted at /sdcard/external_sd. I also noticed that this appears to be the same with some other newer models. ...
11
votes
1answer
17k views

Data Recovery - How to Restore Deleted / Formatted Files on HD Micro SD Card

Background: I put in a friend's SD Card to format it because it was having problems. Then I put mine back in and I think my phone formatted my SD Card. I had a ton of pictures on there that are now ...
11
votes
6answers
8k views

SD Card keeps getting unmounted on my HTC Desire

The SD card in my HTC Desire keeps getting unmounted every now and then and it's very annoying. From what I'm seeing, the SD card is removed only when some kind of multi-tasking with the files on it ...
11
votes
3answers
3k views

Is there any contact information on the SD card?

I found an sd card that was definitely in someone's android phone. Is there any file within the card that would have it's owner's info, so that I might contact them somehow and return what they've ...
11
votes
4answers
14k views

How to enable ext2 or ext3 partitions?

Does anyone know how I can enable ext2 or ext3 partitions on my LG Optimus V? I have already partitioned my 16GB SD card to 14.5 GB FAT32 and 500MB ext2. When using Link2SD it gives me a mount error. ...
10
votes
3answers
10k views

Largest HTC Desire SD card?

My phone keeps telling me that my storage is low and I barely have any apps on my phone because it tells me this at least three to four times a day. I downloaded this app and moved all my apps (which ...
10
votes
1answer
15k views

How can I recover the files in LOST.DIR on my SD card, and what are they?

I've always had a LOST.DIR folder on my external SD card, which until now has been empty. Today my phone complained that my SD card was damaged and wouldn't mount it, so I pulled it out and looked at ...
10
votes
3answers
2k views

Performance comparison between internal and external memory

What are the performance differences between phone's internal memory, the internal SD card, and the external SD card? I wonder if that counts when deciding where to store apps. What technologies are ...
9
votes
2answers
2k views

How can I tell Google Play Music to store the audio files on the removable micro SD card (and not on the internal storage)?

How do I set the Google Music Play app to store the local "offline" music on the SD Card? I've used up about 90% of my internal storage. I've looked in the app Settings and don't see any options for ...
8
votes
2answers
1k views

Can I remove MicroSD card with my Android phone turned on?

On my Samsung Galaxy 551 I can remove the MicroSD card without needing to remove the battery and consequently turn off my cellphone. Should I remove my SD without turning off the phone? Will I damage ...
8
votes
2answers
658 views

App2sd - Changing the SD Card

I plan to purchase a new micro SD card for my phone, I use app2SD for most of my programs, so what I wonder is what will happen if I get the new SD card, will I be able to copy the content of the old ...
8
votes
2answers
6k views

Why does my HTC desire mount the SD card in read only mode?

I have a new HTC desire. After 3 days of use it started mounting the SD card in read only mode. I couldn't mount it in read-write mode until I formated the card in another phone. I read somewhere on ...
7
votes
3answers
315 views

How can I prevent android apps from reformatting my SD card?

I have a 32GB micro SD card, and some of the apps I use state that they have permsisions to modify sd card memory. I have a lot of personal files on my card, and the other day, some app, I don't know ...
7
votes
2answers
936 views

Optimal Linux Distro to Install to SD card to use as USB-Bootloader for PC?

Many people install Linux-based distros on USB drives to use for, largely, basic PC troubleshooting. Has anyone tried installing such a thing on their Android phone's SD card? That way instead of ...
7
votes
0answers
3k views

Fix a damaged microsd card? [duplicate]

Possible Duplicate: “SD card is damaged - You may have to reformat.” How do I fix this problem? I have a Sprint Kyocera Echo. I accidentally pulled out the micro-sdhc card when in use. ...
7
votes
0answers
23k views

Can't mount sdcard from Recovery Mode/Clockworkmod [duplicate]

Possible Duplicate: Why can I not access the cyanogenmod zip on my sd card? I'm trying to install a custom ROM on my rooted Galaxy S2, I've been following this guide: ...
6
votes
3answers
8k views

How do I check the class of a micro sd card? [closed]

I'm thinking about getting a new sd card and read that the class of them really matters. I'm looking at getting a 16gb one with a class not less than class 6. How do I check for the class?
6
votes
7answers
3k views

Does the HTC Desire support 'microSDHC'?

The HTC Desire spec states that it supports: microSD™ memory card (SD 2.0 compatible) I saw on the Secure Digital entry on wikipedia that there are 3 protocols: SDSC, SDHC and SDXC - how can I ...
6
votes
3answers
7k views

Is my ext3 sd partitioning correct?

I've read a bit here on Android Enthusiasts and I've been able to partition my sdcard. A partition FAT32 and another one ext3, using the AmonRa Recovery for Acer Liquid Metal. Everything looks fine ...
6
votes
3answers
2k views

Picture Gallery Slow & Won't Refresh on HTC G2 w Android 2.3 Gingerbread

I'm having a problem with Picture Gallery not refreshing and loading too slowly on Android 2.3.4 Gingerbread (HTC G2). After I take a picture and then go to add it on foursquare or facebook from ...
6
votes
2answers
941 views

Is the class rating of my MicroSD card relevant?

Does Class 4 perform differently from Class 6, and so on, when it comes to Micro SD(HC) memory cards on smartphones? Samsung Galaxy S to be specific.
6
votes
2answers
9k views

How to properly format a MicroSD Card for FroYo?

The MicroSD card that came with my phone shows up as simply 'FAT' in Windows XP. This 2GB card works well in my HTC Wildfire running FroYo. I bought a new 16GB MicroSD which is formatted as 'FAT32' ...
6
votes
3answers
2k views

Can I use ext4 on my SD card in a non-rooted phone?

I know that on a rooted phone, it's reasonably normal to create a small ext4 partition for App2SD to use, but I'm not asking about that case: I have a non-rooted HTC Desire running Froyo, and I'd ...
6
votes
1answer
838 views

My Windows laptop wants to repair my phone, but my phone is happy

When I initiate a USB mount of my phone, Windows 7 tells me the disk is going bad and wants to know if I want to rapair it (Motorola Droid 1; FRG22D if that matters). I am assuming this is a problem ...
6
votes
1answer
993 views

Changing SD Card Just a Simple Copy & Paste

I'm migrating to a larger SD Card and I'm wondering if it is just a straightforward copy of the data from one card to the other in Windows? Specifically, can I just copy the card using Windows ...
6
votes
1answer
2k views

Maximum (micro) SD card speed class for HTC EVO?

What is the maximum class (e.g., 2,4,6,8,10) supported of microSD card supported by the HTC EVO? I noticed an improvement in performance when upgrading from the Class 2 to a faster card on my Hero. ...
6
votes
1answer
9k views

Second partition can't be mounted (link2sd)

I'm trying to partition my external SD card (32GB SDHC), so I can link application to the second partition with link2sd. Now the problem is that, no matter what filesystem I use, link2sd can't create ...
6
votes
1answer
475 views

What happens when an SDcard is inserted?

I have a rooted Sony Tablet S, and one of my issues with it is that there is little onboard storage. The Sony-recommended way of dealing with this is to transfer files between internal and external ...
6
votes
1answer
4k views

Will bigger Micro SD slow down mobile

I have Karbonn A5+ Android phone running (stuck at) Gingerbread. I want to buy a micro sd card for it and I want to get max speed out of it. My mobile has 1GHz single core processor. Will SanDisk ...
5
votes
2answers
667 views

Support for Ultra High Speed MicroSD cards

I am going to buy a new MicroSD card for my Motorola Milestone. The phone has Cyanogenmod 7. The upper limit as told by the manufacturer is 32GB, and because they got cheaper now, I'm going to buy the ...
5
votes
2answers
1k views

How to format an SD card?

How can I format an SD card directly inside Android?
5
votes
1answer
2k views

Can I format SD to FAT32 from FAT16?

I saw that my SD card is FAT16 formatted. In order to improve performance, can I reformat it as FAT32? What filesystems does Android support for external storage?
5
votes
3answers
32k views

How to recover data from a damaged SD card?

I have an HTC Inspire. I have had my 8 GB SD Card for three years...needless to say, it has like 5000 pictures and hundreds of videos on it. It has a lot of music on it too, but I'm not worried ...
5
votes
2answers
4k views

Is there any way to move apps to my sd card in android 2.1 on my phone?

Is there any way for me to move apps to my sd card in android 2.1 on my phone? Everything I've read so far just talks about how easy it is to do it in 2.2. I have a Milestone, but apparently my ...
5
votes
1answer
6k views

Using an external SDcard with KitKat?

On a Samsung Galaxy S4 Google Play Edition running 4.4 and non-rooted (I'd prefer not to root a device used for professional development purposes) Having stored some ebooks on my external SDcard, I ...
5
votes
1answer
1k views

SD card not recognized if I create second partition

I need to create a second partition on my SD card to use Link2SD to store apps on it, but every time I make a second partition the phone says there is no SD card at all. I've tried it a few times with ...
5
votes
1answer
736 views

Are apps in SD card available after a factory reset?

If I move some applications to a SD card and perform a factory reset, will they be available when I plug the card back again after the reset, even if the device's primary account changed?
5
votes
3answers
759 views

Android crashes after update unless I put another memory card

I have HTC Desire HD and installed an official update of the system: Android 2.3.5, HTC Sense 3.0, system 3.12.405.1. After the update my phone runs very slowly and reboots every 2 minutes. If I ...
5
votes
3answers
1k views

Trying to get a PC to boot off a bootable SD card that is inside an USB attached Android device

First, I'd like to make myself look less a madman than I may have appeared to be. I wanted to have a bootable USB stick with me at all times, but it's less convenient because it's an extra object and ...
5
votes
1answer
630 views

Performance gain from upgrading higher class SD card [duplicate]

Possible Duplicate: Is the class rating of my MicroSD card relevant? If you've upgraded the SD card on your phone to a higher class, have you measured or noticed any significant performance ...
5
votes
1answer
7k views

Join/Merge external SD with internal SD card?

I have a Samsung device of 8GB with an SD card of additional 32GB. I'm using many apps that cache data for offline use (mainly Google Play Music), these apps are not smart enough to determine the ...
5
votes
1answer
3k views

How to switch sd cards when using a data2whatever (d2w) custom ROM?

I'm currently running MIUI XJ (Gingerbread 2.3.5) with d2w on my HTC Desire with the 4GB sd card it was shipped with, but as I found the joy of the occasional ROM-switch, I found myself running out of ...
5
votes
3answers
233 views

My phone hates 2G + Sd Card

my HTC Wildfire with CM7 - RC4, doesn't like a combination of two things: Data enabled on a 2G Network SD Card inserted. When these two conditions are met, either the phone will slow down to a ...
5
votes
1answer
3k views

How can I decrypt an encrypted SD card (HTC Evo 4G) on a different device?

I encrypted both my phone and SD card upon purchasing my HTC Evo 4g LTE. Recently the phone died (would get to the login screen and then reboot). After a factory reset the SD card shows up as ...
5
votes
2answers
736 views

Media scanner ignores .nomedia on external sd card

I have my music on the external SD card on my phone, and use FolderSync to automatically sync podcast files to the same SD card from my computer. There are .nomedia files in the podcast folders (they ...