Methods to Repair a “Can’t Test Server Identification” Error on iPhone or iPad

Are you not able to ship or obtain emails for your iPhone or iPad for the reason that Mail app assists in keeping showing a “Can’t Test Server Identification” error? That’s perhaps for the reason that Mail app can not securely be in contact with the electronic mail supplier’s server. For instance, you’ll get this mistake if the e-mail supplier’s Protected Socket Layer (SSL) certificates is expired or untrusted.

Different components like instrument insects, deficient community connection, server downtime, and brief device system defects too can cause the Mail app to show this mistake. We’ll display you some answers that mounted the mistake for customers who skilled the problems. Likewise, we’ll additionally listing different efficient answers that we found out from non-public experimentation.

Desk of Contents


First issues first, make sure you have an energetic web connection. Open your internet browser and test if you’ll be able to get admission to any webpage. That’ll permit you to resolve whether or not or no longer your web is operating as it should be. In case your connection isn’t the issue, one of the answers indexed beneath will have to paintings the magic.

Shut and Reopen the Mail App

Swipe up from the ground of your display to open the iOS App Switcher. For iPhones and iPads with a bodily house button, double-clicking the House button will expose the App Switcher. In a while, swipe up the Mail app till it disappears from the display. 

Check out the next troubleshooting answers if the mistake nonetheless pops up while you reopen the Mail app.

Transfer to Cell Connectivity


In accordance to a few iPhone customers on this Apple Dialogue thread, the mistake message simplest pops up when getting access to mail by way of Wi-Fi. Strangely, switching to mobile or cellular information resolved the issue. Should you stay getting the “Can’t Test Server Identification” error on a Wi-Fi connection, transfer to mobile information and reopen the Mail app.

Restart Your iPhone or iPad

Restarting your software can repair brief system defects combating the Mail app from verifying or figuring out the e-mail server. 

Move to Settings > Basic > Close Down and transfer the “slide to energy off” slider to the fitting.

Look forward to about 10-20 seconds to your software to close down. In a while, cling the aspect button to energy it again on. Then, allow mobile information or sign up for a Wi-Fi community, release the Mail app and test in case you’re ready to ship and obtain emails with none error message.

Take a look at E-mail Supplier Standing

The Mail app may fail to ensure the account’s id if the e-mail shopper servers are experiencing downtime. Use third-party outage tracking equipment like DownDetector to verify the standing of your electronic mail supplier’s servers.

For example, if the affected electronic mail is a Gmail account, talk over with DownDetector and kind “gmail” within the seek bar. Typing “outlook” or “yahoo mail” within the seek bar will show the server standing for Outlook and Yahoo! Mail, respectively.


If DownDetector experiences server-side downtime, you’d have to attend till your electronic mail provider supplier resolves the issue. Differently, check out different troubleshooting answers beneath.

Disable Protected Socket Layer (SSL) Encryption

Some iPhone and iPad customers effectively resolved the “can not test server id” error by means of turning off Protected Socket Layer (SSL) encryption for the e-mail account. Check out that and notice if it yields the specified consequence for your software. 

  1. Open the Settings app and make a selection Mail.
  1. Choose Accounts.
  1. Within the Accounts phase, make a selection the affected electronic mail account.
  1. Choose the account once more to continue.
  1. Choose Complex.
  1. Within the “Incoming Settings” phase, toggle off the Use SSL possibility.

That’ll disable SSL encryption for incoming emails for that exact deal with. Even though this troubleshooting trick may lend a hand repair the issue, it’s value bringing up that disabling this selection makes incoming emails much less safe.

Disable and Re-Permit the Account

Briefly disabling the problematic account may just cause the Mail account to ensure the e-mail shopper’s server. This operation will simplest take away the e-mail account from the Mail app, no longer out of your software. Right here’s what you want to do:

  1. Open the Settings app, navigate to Mail > Accounts and make a selection the affected account.
  1. Toggle off the Mail possibility.
  1. Look forward to about 10 seconds and toggle the Mail possibility again on.

That’ll urged the Mail app to synchronize and reverify the e-mail deal with from scratch. If the issue persists, delete the e-mail account (see steps within the subsequent phase) and reconnect it from scratch.

Delete and Re-Upload E-mail Account

While you take away the problematic account from the Mail app, it is going to additionally delete the account out of your iPhone or iPad. This troubleshooting methodology mounted the issue for (*20*)some iPad customers. Right here’s tips on how to delete an account for your iPhone or iPad:

  1. Open the Mail settings menu (Settings > Mail > Accounts) and make a selection the problematic account.
  2. Choose Delete Account.

You’ll get a caution urged notifying you that deleting the account will take away the calendars, contacts, and different information related to the account.

  1. Choose Delete from My iPhone to continue.
  1. Go back to the iOS Accounts settings menu and make a selection Upload Account.
  1. Choose the account’s shopper/supplier.
  1. Input your account’s credentials to check in.

Improve or Replace iOS

Should you haven’t put in an iOS replace in a very long time, the “Can’t Test Server Identification” error is most certainly because of a trojan horse to your iOS construct or inside the Mail app. 

Attach your iPhone or iPad to a Wi-Fi community, pass to Settings > Basic > Device Replace, and faucet Obtain and Set up

Putting in an OS replace will concurrently set up the newest model of the Mail app for your software.

Conversely, in case you spotted this mistake after putting in a Beta iOS construct or an risky iOS improve, imagine downgrading your iPhone. Seek advice from this information on rolling again an iOS replace to discover ways to downgrade your iPhone as it should be.

Experience an Error-Loose Emailing Enjoy

Whilst we’re assured that a minimum of one of those suggestions will forestall the mistake message, you will have to touch your electronic mail provider supplier if the issue persists. 

You need to additionally check out resetting your iPhone community settings (pass to Settings > Basic > Reset > Reset Community Settings). That’ll squash any network-related factor interrupting the handshake between the Mail app and your electronic mail shopper’s server.