I send London Visa office an email and this what they reply to me
Thank you for our email. We have received your enquiry regarding the status of your application.
The background and criminality assessments have been completed. The application is pending a final review by an assessing officer. There are no further updates to provide at this time.
Please note that given global restrictions resulting from COVID-19 and subsequent service disruptions we are currently providing essential services only. This has impacted application processing and we are not able to provide a timeframe for the completion of any assessments at this time.
We will endeavor to review your application as soon as possible once resumption of normal operations occurs, however please note that we are unable to respond to repeat enquiries.
Please consult IRCC’s
special measures to help clients affected by COVID‑19 and Canada’s
Coronavirus disease (COVID-19): Outbreak site for the most up to date information.
We trust that this information will be of assistance and thank you for your patience and understanding during these uncertain times.