How to Fix Google Play Store Error 963
What error 963 means
Error 963 is a Google Play Store download error that appears when an app install or update fails before completing. The message reads “App couldn’t be downloaded due to an error. (963)” — the download may crawl along for a while and then die near the end, or fail the instant it starts. Retrying just brings the same pop-up back, and it can keep happening for days on that one app while everything else installs fine.
What sets 963 apart from its cousins like 905, 906, and 907 is its habit of singling out one app at a time — frequently a large game or a media-heavy app getting a big update. The update path is more fragile than a fresh install: the Play Store has to unpack the new package, merge it with the app’s existing data, and verify the result. When the app’s own data is corrupted, the existing install is partially damaged, or the download queue holds a broken entry for that package, the merge fails and the store throws 963 instead of retrying cleanly.
The good news is that 963 is one of the more fixable Play Store codes. Because the fault usually lives in temporary data or a single app’s install state — not your phone, your storage, or your account — the repair sequence runs fast: clear the app’s own data, wipe the store’s cache, or simply uninstall and reinstall the app fresh. Most people are fixed in under fifteen minutes, and none of the steps here touch your photos, contacts, or other apps.
Common causes
- Corrupted app data: the app’s own stored data is damaged, so the new update package can’t merge with it — the most common trigger when 963 strikes a single app.
- Partially damaged existing install: a previous interrupted update left the installed package in a broken state that the store can’t repair in place.
- Broken Play Store download queue entry: the store’s internal queue holds a stale or corrupted entry for this download, so every retry trips over the same bad record.
- Stale Google account session: a worn-out login session between your phone and Google’s download servers can refuse package downloads that the account technically allows.
- Disabled system components or bad app preferences: background components the installer depends on may have been disabled, blocking package installs even though the store itself opens fine.
How to fix error 963 — step by step
Work through these fixes in order. Most people are fixed by step 4.
- Restart your phone. Press and hold the Power button (or swipe down from the top of the screen and tap the power icon), then tap Restart. A reboot flushes half-written download states and resets the Play Store’s background services, which is often enough to break the cycle of error 963. Once the phone is back on, open the Play Store and try the download again — many 963 cases end right here.
- Clear the cache and data of the failing app. Error 963 frequently appears when updating an existing app, and the app’s own data can be the culprit. Open Settings, then go to Apps (or Apps & notifications), then See all apps. Find the app you were trying to update, tap Storage & cache, tap Clear cache, then Clear storage (or Clear data) and confirm. Try the update again — if it now installs, the app’s old data was blocking the new package.
- Clear the Google Play Store’s cache and data. In Settings > Apps > See all apps, tap Google Play Store, then Storage & cache. Tap Clear cache first, then Clear storage (or Clear data) and confirm. This wipes the store’s corrupted download queue entries that trigger error 963, without touching your installed apps or personal data. Reopen the Play Store, accept the terms again, and retry the download.
- Uninstall the app and reinstall it fresh. If 963 keeps appearing on the same app — especially a large game — its installed package may be partially corrupted. Long-press the app icon and tap Uninstall, or go to Settings > Apps > See all apps, select the app, and tap Uninstall. Restart the phone, open the Play Store, and install the app from scratch instead of updating it. A clean install bypasses the damaged update path entirely.
- Remove and re-add your Google account. Go to Settings > Passwords & accounts, tap your Google account, then Remove account. Restart the phone, return to Settings > Passwords & accounts, tap Add account > Google, and sign back in with the same account. This rebuilds the download authorization between your phone and Google’s servers, which resolves the 963 cases rooted in a stale account session that cache clearing can’t fix.
- Reset app preferences and wipe the cache partition. In Settings > Apps > See all apps, tap the three-dot menu and choose Reset app preferences — this restores any disabled system components the Play Store needs without deleting your apps or data. If 963 persists, power off the phone and hold Power + Volume Up until the recovery menu appears (on Samsung phones, hold them while connected to a charger or computer). Highlight “Wipe cache partition” with the volume buttons, press Power to select, confirm, then choose “Reboot system now.” A factory reset is the last resort — back up everything first.
Did this fix it? Quick checklist
- The app downloads or updates without the 963 pop-up
- The previously failing app installs and opens normally
- No “App couldn’t be downloaded” errors on retry
- New app installs and updates complete over both Wi-Fi and mobile data
If error 963 still appears after all six steps, check for a pending system update (Settings > System > System update) — outdated Play Services versions can refuse downloads. As a final measure, back up your data and consider a factory reset (Settings > System > Reset options > Erase all data).
Frequently asked questions
What does Google Play Store error 963 mean?
Error 963 means the Play Store couldn’t complete an app download or update — you’ll see “App couldn’t be downloaded due to an error. (963)” when the install dies before it finishes. It most often appears when updating large apps and games, and it’s typically caused by corrupted app data, a damaged download queue entry, stale Play Store cache, or a broken Google account session.
How is error 963 different from error 907?
Error 907 usually blocks every download on the phone and points at the Play Store’s own data or the account link, while error 963 tends to strike a single app — very often a large app being updated. That difference matters for fixes: with 963, clearing the failing app’s own data or uninstalling and reinstalling it fresh often resolves the error when the generic Play Store fixes don’t.
Will clearing the app’s data delete my saved progress?
It can. Clearing an app’s storage wipes its local settings, logins, and any game saves stored only on the device — though apps that sync to a Google or cloud account will restore that data when you sign back in. Before clearing data on a game or app you care about, check that it’s backed up or linked to an account first.
What if error 963 keeps happening on every app update?
If 963 affects many apps rather than one, the store-side fixes matter more than the app-side ones: clear the Play Store’s cache and data (step 3), remove and re-add your Google account (step 5), and reset app preferences (step 6). Also check for a pending system update (Settings > System > System update), since outdated Play Services versions can refuse downloads, and back up your data before trying a factory reset as a last resort.