Define a helper link for 5G limitation in DSDS footer. am: 5e68080b

    <!-- Subtext for showing the option of RTT setting. [CHAR LIMIT=NONE] -->

    <string name="rtt_settings_always_visible"></string>

    <!-- Footer to show current limitation of 5G on DSDS mode. [CHAR LIMIT=NONE] -->

    <string name="no_5g_in_dsds_text" product="default">When using 2 SIMs, this phone will be limited to 4G. <annotation id="url">Learn more</annotation>.</string>

    <!-- Footer to show current limitation of 5G on DSDS mode for tablets. [CHAR LIMIT=NONE] -->

    <string name="no_5g_in_dsds_text" product="tablet">When using 2 SIMs, this tablet will be limited to 4G. <annotation id="url">Learn more</annotation>.</string>

    <!-- Footer to show current limitation of 5G on DSDS mode for general devices. [CHAR LIMIT=NONE] -->

    <string name="no_5g_in_dsds_text" product="device">When using 2 SIMs, this device will be limited to 4G. <annotation id="url">Learn more</annotation>.</string>

    <!-- Help URI, 5G limitation in DSDS condition. [DO NOT TRANSLATE] -->

    <string name="help_uri_5g_dsds" translatable="false"></string>

</resources>

package com.android.settings.network.telephony;

import android.content.Context;

import android.content.Intent;

import android.telephony.SubscriptionManager;

import android.telephony.TelephonyManager;

import androidx.preference.Preference;

import com.android.settings.R;

import com.android.settings.core.BasePreferenceController;

import com.android.settings.utils.AnnotationSpan;

import com.android.settingslib.HelpUtils;

/**

 * Class to show the footer that can't connect to 5G when device is in DSDS mode.

        mSubId = subId;

    }

    @Override

    public void updateState(Preference preference) {

        super.updateState(preference);

        if (preference != null) {

            preference.setTitle(getFooterText());

        }

    }

    private CharSequence getFooterText() {

        final Intent helpIntent = HelpUtils.getHelpIntent(mContext,

                mContext.getString(R.string.help_uri_5g_dsds),

                mContext.getClass().getName());

        final AnnotationSpan.LinkInfo linkInfo = new AnnotationSpan.LinkInfo(mContext,

                "url", helpIntent);

        if (linkInfo.isActionable()) {

            return AnnotationSpan.linkify(mContext.getText(R.string.no_5g_in_dsds_text), linkInfo);

        } else {

            return mContext.getText(R.string.no_5g_in_dsds_text);

        }

    }

    @Override

    public int getAvailabilityStatus() {

        if (mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {