Enable FIPS Mode on SLES 15 and Verify the Boot State
Follow SUSE’s SP7 procedure to enable FIPS mode, reboot safely, verify the active policy, and check whether your compliance requirement calls for validated modules.
You often use Zalo PC to message, call, video call for free, but suddenly one day you can not login Zalo, display error codes 2017, 2020, 2028, do not worry.
Please follow the instructions in the article below to quickly fix errors, log in Zalo to continue chatting normally:
Error Zalo 2017, also known as Account error is not ready, usually occurs on both computers and phones, due to inaccurate system time, when logging in Zalo will receive a red message that you cannot log in. Item. Now, just adjust the system time to be accurate:
Step 1: Right-click the time on the Taskbar, select Adjust date / time.
Step 2: Settings interface appears, at Date & Time , click the Change button to change the time for the computer.
Step 3: Enter the exact date and time for the computer, if the time difference you also need to change and then press the Change button to save changes.
Step 4: Then return to the time-changing interface, then click the drop-down arrow in the Time zone section .
Step 5: Then, select Vietnam's time zone: (UTC + 07:00) Bangkok, Hanoi, Jakata.
Step 6: After fixing, update Zalo computer to the latest version.
Step 1: For those who are using Windows 7, double-click on the date and time display to appear the time window details. Then click Change date and time settings .
Step 2: Select Change Time Zone to change the exact time zone of Vietnam. Next, in the Set the time zone section, select Time zone , here will select time zone (UTC + 07:00) Bangkok, Hanoi, Jakata. Finally, click OK to change the time zone.
Step 3: After fixing, please update Zalo computer to the latest version.
If you encounter error 2028 when logging in Zalo on your computer or laptop, you only need to change your Zalo account password on your phone. Then log back in Zalo on the computer is.
Error 2020 is because you violated the regulations when using Zalo, so the account is temporarily banned. To overcome this problem, you must register a new Zalo account or contact Zalo's support hotline: 1900 561 558 for assistance in resolving.
When the Zalo account fails to upload photos, the new status, you need to log out of Zalo, and then log in Zalo again.
When you can't type Vietnamese on Zalo PC, you need to check that you have installed Vietnamese typing tools such as Unikey , Vietkey ... yet? If installed, check that the correct Vietnamese typing mode is selected?
And if you have not yet typed in Vietnamese, need to check that the version of Zalo you are using is too old? If too old then proceed to upgrade Zalo to the latest version.
Error does not display images on Zalo due to two reasons, one is due to a problem with the network connection, the other is the image is no longer on the device is using Zalo. To overcome this situation, you should log in Zalo again.
Above are 6 common errors when using Zalo on PC, hope to help you. And in case of using all the above methods but still not overcome, you can use some other applications or exchange such as SMS, Viber , Skype ...
I wish you successful implementation!
Follow SUSE’s SP7 procedure to enable FIPS mode, reboot safely, verify the active policy, and check whether your compliance requirement calls for validated modules.
Compare YaST and cryptsetup for a new encrypted SLES data volume, choose LUKS1 or LUKS2, and verify unlock and mount behavior safely.
Create, refine, and verify a least-privilege AppArmor profile on SLES 15 SP7, with a clear note on SLES 16’s SELinux default.
Set up RMT on SLES 15, mirror entitled repositories, and verify HTTPS registration and package access from a test client.
Connect SLES 15 to AD with YaST’s SSSD-based logon management, then verify directory lookup, domain login, and Kerberos tickets.
Set up the right Live Patching path for SLES 16.0 or 15 SP7, apply eligible kernel fixes, and confirm what is active without confusing it with a reboot-required kernel update.
Load a custom SLES 15 kernel module without disabling Secure Boot. Match the running kernel, sign the .ko file, enroll a MOK key, and verify loading.
SLES 15 SP5 can migrate online to SP6, but each node must reboot. Use a tested rolling upgrade or blue-green cutover to keep workloads reachable.
Use SUSE’s supported STIG profile to scan SLES 15, test remediation, review remaining findings, and retain assessment evidence.
Trace a failed Cockpit connection through DNS, port 9090, the systemd socket, firewalld, TLS, and login settings using current SUSE guidance.