Frequently Asked Questions about the technical requirements and issues encountered for accessing myTax Portal.

General

Q1. How do I capture a full-page screenshot in Safari on my iPhone/iPad (iOS 9 and above)?

For Safari on iPhone/ iPad (iOS 9 to 12):

  1. Tap on the thumb_icon2on the screen.
  2.  Tap on 'Options>':


  3. Tap on 'PDF', and tap 'Done':

    step 3
  4. Tap on 'Save to Files':

    step 4
  5. Tap on the folder that you wish to store your PDF, and tap 'Save':

    step 5

For Safari on iPhone/ iPad (iOS 9 to 12):

  1. Tap on the thumb_icon2on the screen.
  2. Tap on the icon 'Save PDF to iBooks'.
    save pdf to ibooks
  3. The PDF will be stored in your local iBooks storage.

Error pages

Q2. I have encountered "Unsupported Screen Resolution" error on my mobile device. What should I do?

The following are some possible reasons for the error message: 

a) Accessing a digital service that is not optimised on mobile device. You can increase your browser size or switch to a desktop/ tablet to access the digital service. 

b) The font size or screen display/ zoom setting on the mobile device is too large. You may change the setting by following the steps below.

If you are using a mobile device with Android Operating System, reduce the font/ text or display/ zoom setting:

Note: Some of these steps work only on Android version 13 and up.

  1. On your device, open the Settings app.
  2. Search and select Font size or Display/ Zoom size.
  3. Reduce the font or display/ zoom size e.g., you may move the slider left to adjust accordingly.

Or if you are using any of these browsers, reduce the zoom size to 100%:

Google Chrome

  1. Tap the menu at the top-right corner and select Settings
  2. Under Accessibility, set Default zoom as 100%

Safari

  1. Go to iPhone Settings > Accessibility > Zoom, then turn on Zoom
  2. Adjust the Zoom level as 100%

Samsung Internet

  1. Tap the menu at the bottom-right corner and select Zoom
  2. Adjust the Webpage Zoom and set as 100%

Microsoft Edge

  1. Tap the menu at the top-right corner and select Settings
  2. Under Accessibility, go to Text Scaling or Page zoom and set as 100%

If the problem persists, chat with us at go.gov.sg/iras-livechat or report the incident at go.gov.sg/iras-incident-report.

Q3. What should I do if I hit “The page cannot be displayed” error?

Step 1:
Clear cookies, cache and history by following the appropriate procedure below for your web browser: 

Internet Explorer 11

  1. Open start menu and search Internet Options
  2. Select Internet Options and go to Browsing History and click Delete
  3. Leave the checkbox as default and click Delete

Google Chrome

  1. Type chrome://settings/clearBrowsingData in the address bar
  2. Select Time range to All Time
  3. Tick on Browsing History, Cookies and other site data and Cache image and Files
  4. Click on Clear Data

Safari

  1. Click Safari on the menu bar and select Preference
  2. Click Advanced Tab and check Show Develop menu in bar option to add the menu to Safari by default 
  3. Click Develop on the menu bar and select Empty Caches

Firefox

  1. Type about:preferences#privacy in the address bar
  2. Scroll down you will see a History sub heading click Clear History
  3. Select Time range to clear to Everything
  4. Tick on Browsing & Download History, Cookies, Form & Search History, Active Login, Cookies and Cache
  5. Click OK

Microsoft Edge

  1. Click the menu at the top-right corner and select Settings
  2. Under Clear browsing data, click Choose what to clear
  3. Check Cached data and files and click Clear

Note: When you clear your cache and cookies, your previously visited websites will be removed. If you want to save any of these sites for future reference, add them as Bookmarks before clearing cache.

Alternatively, you may use Private Browsing mode on your web browser. For Internet Explorer or Mozilla Firefox, press Ctrl + Shift + P after launching Explorer or Firefox. For Google Chrome, press Ctrl + Shift + N after launching Chrome.

Step 2: 
Ensure that your device(s) meet the minimum browser compatibility requirement to access myTax Portal.

If the problem persists, chat with us at go.gov.sg/iras-chat or report the incident at go.gov.sg/iras-incident-report.

  1. Date and time when you encountered problems
  2. Browser type and version number (e.g. Google Chrome 70, Microsoft Edge 42, Apple Safari 11 etc.)
  3. Operating system you are using (e.g. Windows 10, Macintosh OS 10.13 High Sierra, iOS11, Android 8 etc.)
  4. Whether problem encountered while using desktop or mobile eService
  5. Description of steps leading to problem faced
  6. Error messages or the screenshot of the errors encountered (if any)

 

Q4. I have encountered “System has encountered some technical problems. You can close your browser and try again later. Alternatively, you can try on another browser using your computer or mobile device.” error message upon login. What should I do?

Step 1:
Close all existing browsers and log in again on a new window/session.
Alternatively, you can try on another browser using your computer or mobile device.

Step 2:
Clear cookies, cache and history by following the appropriate procedure below for your web browser:

Internet Explorer 11

  1. Open start menu and search Internet Options
  2. Select Internet Options and go to Browsing History and click Delete
  3. Leave the checkbox as default and click Delete

Google Chrome

  1. Type chrome://settings/clearBrowsingData in the address bar
  2. Select Time range to All Time
  3. Tick Browsing History, Cookies and other site data and Cache image and Files
  4. Click on Clear Data

Safari

  1. Click Safari on the menu bar and select Preference
  2. Click Advanced Tab and check Show Develop menu in bar option to add the menu to Safari by default
  3. Click Develop on the menu bar and select Empty Caches

Firefox

  1. Type about:preferences#privacy in the address bar
  2. Scroll down you will see a History sub heading click Clear History
  3. Select Time range to clear to Everything
  4. Tick Browsing & Download History, Cookies, Form & Search History, Active Login, Cookies and Cache
  5. Click OK

Microsoft Edge

  1. Click the menu at the top-right corner and select Settings
  2. Under Clear browsing data, click Choose what to clear
  3. Check Cached data and files and click Clear

Note: When you clear your cache and cookies, your previously visited websites will be removed. If you want to save any of these sites for future reference, add them as Bookmarks before clearing cache.

Alternatively, you may use Private Browsing mode on your web browser. For Internet Explorer or Mozilla Firefox, press Ctrl + Shift + P after launching Explorer or Firefox. For Google Chrome, press Ctrl + Shift + N after launching Chrome.

If the problem persists, chat with us at go.gov.sg/iras-livechat or report the incident at go.gov.sg/iras-incident-report.

  1. Date and time when you encountered problems
  2. Browser type and version number (e.g. Google Chrome 70, Microsoft Edge 42, Apple Safari 11 etc.)
  3. Operating system you are using (e.g. Windows 10, Macintosh OS 10.13 High Sierra, iOS11, Android 8 etc.)
  4. Whether problem encountered while using desktop or mobile eService
  5. Description of steps leading to problem faced
  6. Error messages or the screenshot of the errors encountered (if any)

Browser Compatibility

Q5. What are the browser compatibility requirements for accessing myTax Portal?

Browser Compatibility

For PCs/ desktops:

Operating System (OS)Browser Version
Windows 11

Microsoft Edge 121 and above

Google Chrome 121 and above

Windows 10

Microsoft Edge 121 and above

Google Chrome 121 and above

Macintosh Operating System

-MacOS 14 (Sonoma)

- MacOS 13 (Ventura)

- MacOS 12 (Monterey)

 

Safari 16 and 17

Google Chrome 121 and above

 

For iPhones & iPads:

Operating SystemBrowser Version
iOS 15 / iPadOS 17

Google Chrome 121 and above

Safari 17

iOS 16 / iPadOS 16

Google Chrome 121 and above

Safari 16

iOS 15 / iPadOS 15

Google Chrome 121 and above

Safari 15

 

For Android Tablets and Phones:

Operating System (OS)Browser Version
Android 14

Google Chrome 121 and above

Samsung Internet 23 and above

Andriod 13

Google Chrome 121 and above

Samsung Internet 23 and above

Android 12

Google Chrome 121 and above

Samsung Internet 23 and above

Android 11

Google Chrome 121 and above

Samsung Internet 23 and above



Corppass Support

Q6. Where can I get help if I require assistance on Corppass?

To find out more about the functionalities on Corppass, visit www.corppass.gov.sg or refer to Corppass User Guides

Alternatively, you may contact the Corppass Helpdesk at +65 6335 3530 or email [email protected] for technical help.