1. Register account
1)The path: Run ClassIn → Click "Register Now"
2)Tips:
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Choose the area code according to your phone number ( eg. +1 & a American phone number)
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You can also get a voice verification (Only support Chinese phone numbers) after 60s if the SMS code reception fails
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The password should be 6-20 chars and contains letters and numbers
💻PC
![屏幕快照 2023-09-12 的 17.20.13 PM.png](https://static.wixstatic.com/media/433ec9_bc93ee8ddcf54efb8d4ec4ef518934f7~mv2.png/v1/fill/w_759,h_552,al_c,q_90,usm_0.66_1.00_0.01,enc_auto/%E5%B1%8F%E5%B9%95%E5%BF%AB%E7%85%A7%202023-09-12%20%E7%9A%84%2017_20_13%20PM.png)
📱Mobile device (smart phone, pad)
![屏幕快照 2023-09-12 的 17.21.53 PM.png](https://static.wixstatic.com/media/433ec9_af97475d8d0d4d24a095cc6c72a733ea~mv2.png/v1/fill/w_57,h_63,al_c,q_85,usm_0.66_1.00_0.01,blur_2,enc_auto/%E5%B1%8F%E5%B9%95%E5%BF%AB%E7%85%A7%202023-09-12%20%E7%9A%84%2017_21_53%20PM.png)
2. Change your mobile phone number
Note: If your account is a school administrator account, and you need to contact your account manager or call 4000771585 to change your phone number.
💻PC
![屏幕快照 2023-09-12 的 17.27.08 PM.png](https://static.wixstatic.com/media/433ec9_4f2a936b2684447dbb13a8850e4c5649~mv2.png/v1/fill/w_74,h_56,al_c,q_85,usm_0.66_1.00_0.01,blur_2,enc_auto/%E5%B1%8F%E5%B9%95%E5%BF%AB%E7%85%A7%202023-09-12%20%E7%9A%84%2017_27_08%20PM.png)
📱Android phone / Android pad / iPad / iPhone
![屏幕快照 2023-09-12 的 17.27.24 PM.png](https://static.wixstatic.com/media/433ec9_72383006d0ea4faf9668b378a9f186e9~mv2.png/v1/fill/w_76,h_56,al_c,q_85,usm_0.66_1.00_0.01,blur_2,enc_auto/%E5%B1%8F%E5%B9%95%E5%BF%AB%E7%85%A7%202023-09-12%20%E7%9A%84%2017_27_24%20PM.png)
3. Account cancellation
1) The path: ClassIn → Click your prfile photo → Account security → Account cancellation
2) Tips:
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If you are a school account, please contact the customer service or account manager to delete it manually. We will complete the verification and delete your account within 15 working days. Customer service Tel: 4000771585
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You can only operate account cancellation on a mobile device
📱Android phone / Android pad / iPad / iPhone
![屏幕快照 2023-09-12 的 17.30.56 PM.png](https://static.wixstatic.com/media/433ec9_d3fe6811e9f54d1cb0daa086cddbec59~mv2.png/v1/fill/w_60,h_142,al_c,q_85,usm_0.66_1.00_0.01,blur_2,enc_auto/%E5%B1%8F%E5%B9%95%E5%BF%AB%E7%85%A7%202023-09-12%20%E7%9A%84%2017_30_56%20PM.png)