| Change Type | Old Version | New Version | d.ts File |
| ---- | ------ | ------ | -------- |
|Added|NA|Module name: ohos.net.connection<br>Class name: connection<br>Method or attribute name: isDefaultNetMetered|@ohos.net.connection.d.ts|
|Added|NA|Module name: ohos.net.connection<br>Class name: connection<br>Method or attribute name: isDefaultNetMetered|@ohos.net.connection.d.ts|
|Added|NA|Method or attribute name: cert<br>Function name: cert?: string;|@ohos.net.socket.d.ts|
|Added|NA|Method or attribute name: key<br>Function name: key?: string;|@ohos.net.socket.d.ts|
|Added|NA|Method or attribute name: NDEF_FORMATABLE<br>Function name: const NDEF_FORMATABLE = 7;|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: makeUriRecord|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: makeTextRecord|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: makeMimeRecord|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: makeExternalRecord|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: createNdefMessage|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: createNdefMessage|@ohos.nfc.tag.d.ts|
|Added|NA|Module name: ohos.nfc.tag<br>Class name: ndef<br>Method or attribute name: messageToBytes|@ohos.nfc.tag.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefMessage<br>Method or attribute name: makeUriRecord|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefMessage<br>Method or attribute name: makeTextRecord|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefMessage<br>Method or attribute name: makeMimeRecord|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefMessage<br>Method or attribute name: makeExternalRecord|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefMessage<br>Method or attribute name: messageToBytes|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefTag<br>Method or attribute name: createNdefMessage|NA|nfctech.d.ts|
|Deleted|Module name: nfctech<br>Class name: NdefTag<br>Method or attribute name: createNdefMessage|NA|nfctech.d.ts|
|Permission changed|Method or attribute name: connect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: connect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: disconnect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: disconnect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: connect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: connect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: disconnect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: disconnect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: connect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: connect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: disconnect<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: disconnect<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: disconnect<br>Permission: permission ohos.permission.USE_BLUETOOTH|Method or attribute name: disconnect<br>Permission: ohos.permission.USE_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission changed|Method or attribute name: setTethering<br>Permission: permission ohos.permission.DISCOVER_BLUETOOTH|Method or attribute name: setTethering<br>Permission: ohos.permission.DISCOVER_BLUETOOTH|@ohos.bluetooth.d.ts|
|Permission deleted|Method or attribute name: connect<br>Permission: ohos.permission.INTERNET|Method or attribute name: connect<br>Permission: N/A|@ohos.net.socket.d.ts|
|Permission deleted|Method or attribute name: connect<br>Permission: ohos.permission.INTERNET|Method or attribute name: connect<br>Permission: N/A|@ohos.net.socket.d.ts|
|Permission deleted|Method or attribute name: send<br>Permission: ohos.permission.INTERNET|Method or attribute name: send<br>Permission: N/A|@ohos.net.socket.d.ts|
|Permission deleted|Method or attribute name: send<br>Permission: ohos.permission.INTERNET|Method or attribute name: send<br>Permission: N/A|@ohos.net.socket.d.ts|