For further assistance, contact your mobile operator—since STK content is entirely controlled by the SIM card, not by Huawei.
adb shell pm enable com.android.stk Exact package name on Huawei may be com.huawei.android.stk or com.android.stk . Check with adb shell pm list packages | grep stk . Does Huawei’s SIM Toolkit Support Dual SIM? Yes. On dual-SIM Huawei phones, each SIM has its own STK instance. You will see two entries in the app drawer (e.g., “SIM Toolkit 1” and “SIM Toolkit 2”) or a single app that lets you choose which SIM to use. Final Verdict SIM Toolkit on Huawei phones is a passive, carrier-dependent tool. It is neither a security risk nor a performance drain. If you don’t use operator services, you can safely hide or disable it. If you rely on carrier-based mobile banking or balance checks, keep it enabled. sim toolkit huawei